MR27C1602B

OKI Semiconductor MR27C1602B 1,048,576–Word × 16–Bit or 2,097,152–Word × 8–Bit One Time PROM FEDR27C1602B-01-03 Issue Date: Jun. 17, 2003 GENERAL DESCRIPTION The MR27C1602B is a 16 Mbit electrically One Time Programmable Read-Only Memory that can be electrically switched between 1,048,576-word × 16-bit and 2,097,152-word × 8-bit by the state of the BYTE# pin. The MR27C1602B supports high speed asynchronous read operation using a single 5.0V power supply. FEATURES · 1,048,576-word × 16-bit/2,097,152-word × 8-bit electrically switchable configuration · +5.0 V power supply · Access time 90 nS MAX · Operating current 70 mA MAX · Standby current 50 µA MAX · Input/Output TTL compatible · Tri-state output · Packages: 42-pin plastic DIP (DIP42-P-600-2.54) (MR27C1602BRA) 44-pin plastic SOP (SOP44-P-600-1.27-K (MR27C1602BMA) 1/14 FEDR27C1602B-01-03 OKI Semiconductor MR27C1602B (OTP) PIN CONFIGURATION (TOP VIEW) NC 1 A18 2 A17 3 A7 4 A6 5 A5 6 A4 7 A3 8 A2 9 A1 10 A0 11 CE# 12 VSS 13 OE# 14 D0 15 D8 16 D1 17 D9 18 D2 19 D10 20 D3 21 D11 22 44-pin SOP 44 NC 43 A19 42 A8 41 A9 40 A10 39 A11 38 A12 37 A13 36 A14 35 A15 34 A16 33 BYTE#/VPP 32 VSS 31 D15/A–1 30 D7 29 D14 28 D6 27 D13 26 D5 25 D12 24 D4 23 VCC A18 1 A17 2 A7 3 A6 4 A5 5 A4 6 A3 7 A2 8 A1 9 A0 10 CE# 11 VSS 12 OE# 13 D0 14 D8 15 D1 16 D9 17 D2 18 D10 19 D3 20 D11 21 42-pin DIP 42 A19 41 A8 40 A9 39 A10 38 A11 37 A12 36 A13 35 A14 34 A15 33 A16 32 BYTE#/VPP 31 VSS 30 D15/A–1 29 D7 28 D14 27 D6 26 D13 25 D5 24 D12 23...