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S93C66A Dataheets PDF



Part Number S93C66A
Manufacturers Seiko Instruments
Logo Seiko Instruments
Description CMOS SERIAL E2PROM
Datasheet S93C66A DatasheetS93C66A Datasheet (PDF)

Rev. 2.3_00 CMOS SERIAL E2PROM S-93C46A/56A/66A The S-93C46A/56A/66A is high speed, low power 1K/2K/4K-bit E 2 PROM with a wide operating voltage range. It is organized as 64-word ×16-bit, 128-word×16-bit, 256-word×16-bit, respectivly. Each is capable of sequential read, at which time addresses are automatically incremented in 16-bit blocks. The instruction code is compatible with the NM93CS46/56/66. „ Features y Low power consumption Standby : 1.0 µA Max. (VCC=5.5 V) Operating : 0.8 mA Max..

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Rev. 2.3_00 CMOS SERIAL E2PROM S-93C46A/56A/66A The S-93C46A/56A/66A is high speed, low power 1K/2K/4K-bit E 2 PROM with a wide operating voltage range. It is organized as 64-word ×16-bit, 128-word×16-bit, 256-word×16-bit, respectivly. Each is capable of sequential read, at which time addresses are automatically incremented in 16-bit blocks. The instruction code is compatible with the NM93CS46/56/66. „ Features y Low power consumption Standby : 1.0 µA Max. (VCC=5.5 V) Operating : 0.8 mA Max. (VCC=5.5 V) : 0.4 mA Max. (VCC=2.5 V) y Wide operating voltage range Read/Write : 1.8 to 5.5 V y Sequential read capable y Endurance : 106 cycles/word y Data retention : 10 years y S-93C46A : 1K bits NM93CS46 instruction code compatible y S-93C56A : 2K bits NM93CS56 instruction code compatible y S-93C66A : 4K bits NM93CS66 instruction code compatible „ Packages y 8-pin DIP (PKG drawing code : DP008-A) y 8-pin SOP (PKG drawing code : FJ008-D) y 8-pin TSSOP (PKG drawing code : FT008-E) y 8-pin MSOP (PKG drawing code : FN008-A) „ Pin Assignment 8-pin DIP Top view 8-pin SOP1 Top view 8-pin SOP2 Top view CS 1 SK 2 DI 3 8 VCC NC 1 VCC 2 7 NC CS 3 6 TEST SK 4 8 TEST 7 GND 6 DO 5 DI CS SK DI DO 1 2 3 4 8 VCC 7 NC 6 TEST 5 GND DO 4 5 GND S-93C46ADP-1A S-93C56ADP-1A S-93C66ADP-1A S-93C46AFJ S-93C56AFJ S-93C66AFJ S-93C46ADFJ S-93C56ADFJ S-93C66ADFJ * See „ Dimensions „ Pin Functions Figure 1 8-pin TSSOP Top view CS 1 SK 2 DI 3 DO 4 8 VCC 7 NC 6 TEST 5 GND S-93C46AFT S-93C56AFT S-93C66AFT 8-pin MSOP Top view VCC NC TEST GND 1 2 3 4 8 CS 7 SK 6 DI 5 DO S-93C46AMFN S-93C56AMFN S-93C66AMFN Name CS SK DI DO GND TEST NC VCC Table 1 Pin Number Function DIP SOP1 SOP2 TSSOP MSOP 1 3 1 1 8 Chip select input 2 4 2 2 7 Serial clock input 3 5 3 3 6 Serial data input 4 6 4 4 5 Serial data output 5 7 5 5 4 Ground 6 8 6 6 3 Test pin (normally kept open) (can be connected to GND or Vcc) 7 1 7 7 2 No Connection 8 2 8 8 1 Power supply Seiko Instruments Inc. 1 CMOS SERIAL E2PROM S-93C46A/56A/66A Rev. 2.3_00 „ Block Diagram Memory array Address decoder VCC GND Data register Output buffer DO DI Mode decode logic CS SK Clock generator Figure 2 „ Instruction Set Instruction Start Bit READ (Read data) 1 WRITE (Write data) 1 ERASE (Erase data) 1 WRAL (Write all)*2 1 ERAL (Erase all)*2 1 EWEN (Program enable) 1 EWDS (Program disable) 1 x : Doesn’t matter. *1 : Addresses are continuously incremented. *2 : Valid only at Vcc = 2.5 V to 5.5 V. Table 2 Op Code S-93C46A Address S-93C56A S-93C66A Data 10 A5 to A0 XA6 to A0 A7 to A0 D15 to D0 Output*1 01 A5 to A0 XA6 to A0 A7 to A0 D15 to D0 Input 11 A5 to A0 XA6 to A0 A7 to A0  00 01xxxx 01xxxxxx 01xxxxxx D15 to D0 Input 00 10xxxx 10xxxxxx 10xxxxxx  00 11xxxx 11xxxxxx 11xxxxxx  00 00xxxx 00xxxxxx 00xxxxxx  „ Absolute Maximum Ratings Table 3 Parameter Symbol Power supply voltage Input voltage Output voltage Operating ambient temperature Storage temperature under bias Storage temperature VCC VIN VOUT Topr Tbias Tstg Ratings -0.3 to +7.0 -0.3 to VCC+0.3 -0.3 to VCC -40 to +85 -50 to +95 -65 to +150 Unit V V V °C °C °C 2 Seiko Instruments Inc. Rev. 2.3_00 CMOS SERIAL E2PROM S-93C46A/56A/66A „ Recommended Operating Conditions Table 4 Parameter Symbol Conditions Power supply voltage High level input voltage Low level input voltage READ/WRITE/ERASE VCC EWEN/EWDS WRAL/ERAL VCC=4.5 to 5.5 V VIH VCC=2.7 to 4.5 V VCC=1.8 to 2.7 V VCC=4.5 to 5.5 V VIL VCC=2.7 to 4.5 V VCC=1.8 to 2.7 V „ Pin Capacitance Table 5 Parameter Input Capacitance Output Capacitance Symbol Conditions CIN COUT VIN=0 V VOUT=0 V Min. 1.8 2.5 2.0 0.8×Vcc 0.8×Vcc 0.0 0.0 0.0 Typ. Max. Unit  5.5 V  5.5 V  Vcc V  Vcc V  Vcc V  0.8 V  0.2×Vcc V  0.15×Vcc V (Ta=25 °C, f=1.0 MHz, VCC=5 V) Min. Typ. Max. Unit  8 pF   10 pF „ Endurance Parameter Endurance Table 6 Symbol Min. Typ. NW 106  Max.  Unit cycles/word Seiko Instruments Inc. 3 CMOS SERIAL E2PROM S-93C46A/56A/66A Rev. 2.3_00 „ DC Electrical Characteristics Table 7 Parameter Current consumption (READ) Current consumption (PROGRAM) Smbl Conditions VCC=4.5 V to 5.5 V VCC=2.5 V to 4.5 V VCC=1.8 to 2.5 V Unit Min. Typ. Max. Min. Typ. Max. Min. Typ. Max. ICC1 DO unloaded   0.8   0.6   0.4 mA ICC2 DO unloaded   2.0   1.5   1.0 mA Table 8 Parameter Standby current consumption Input leakage current Output leakage current Low level output voltage High level output voltage Write enable latch data hold voltage Smbl Conditions ISB CS=GND DO=Open Connected to VCC or GND ILI VIN=GND to VCC VCC=4.5 V to 5.5 V Min. Typ. Max.   1.0 VCC=2.5 to 4.5 V Min. Typ. Max. — — 0.6 VCC=1.8 to 2.5 V Unit Min. Typ. Max. — — 0.4 µA  0.1 1.0 — 0.1 1.0 — 0.1 1.0 µA ILO VOUT=GND to VCC VOL IOL=2.1 mA IOL=100 µA VOH IOH=-400 µA IOH=-100 µA IOH=-10 µA VDH Only when write disable mode  0.1 1.0 — 0.1 1.0 — 0.1 1.0 µA   0.4 V   0.1 — — 0.1 —.


S93C46A S93C66A MP201801


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