Crystal Clock Oscillator
Crystal Clock Oscillator
TCO-743TH7
FULL DIP Double-Sealed TTL
Absolute Maximum Ratings
Features
TTL logic output DIP...
Description
Crystal Clock Oscillator
TCO-743TH7
FULL DIP Double-Sealed TTL
Absolute Maximum Ratings
Features
TTL logic output DIP-14 pin package compatible Tight stability (±10 ppm) Enable/Disable feature
Specifications
Parameter
Frequency Frequency Stability Operating Temperature Supply Voltage Supply Current Input Voltage Output Voltage Symmetry Rise/Fall time Fanout Start-up time
*2 Rise time (0 to +4.5V) of Vcc >150µs
Parameter Supply voltage Input voltage Output voltage Input current Output current Storage temperature
Symbol Vcc VIN VO IIN IO Tstg
Rating -0.5 to +7.0 V -0.5 to Vcc+0.5 V -0.5 to Vcc+0.5 V ±10 mA ±25 mA -40 to +80 °C
TCO-743TH7
fo ∆f/fo Topr Vcc Icc
VIH VIL VOH VOL
Conditions
1.5 to 60 MHz ±10 ppm max. 0 °C to +70 °C +5.0 V ±10 % See Table A (max.) VIH=+3.5 V min. / VIL=+1.5 V max. VOH=+4.0 V min. / VOL=+0.4 V max. 45 to 55 % See Table A (max.) 10 max. 4 ms max. 10 ms max. DC Vcc=+5.5V
#1:VIH or OPEN ... Enable #1:VIL or GND ... Disable
(*1)
IOH=-4mA, IOL=+16mA at +1.4V at +0.4 to +2.4V 1.6mA/gate 1.5 ≤ fo ≤ 26 MHz (*2) 26 < fo ≤ 60 MHz (*2)
SYM
tr/tf n tst
*1 Inclusive of calibration tolerance at +25°C, operating temperature.
Package Outlines [Dimensions in mm]
20.8 max.
Model
Table A
Freq. (MHz) Icc (mA) tr,tf (ns) 1.5 ≤ fo fo ≤ 10 15 5 10 < fo fo ≤ 26 20 5 26 < fo fo ≤ 60 40 5
13.2 max.
TOYOCOM
Marking
MHz JAPAN
7.11 max.
4.0 min.
Frequency Date Code Denotes Pin #1 Location
Test Circuit See Test Circuit page TEST-2
0.79 ø0.46 12.19 #1 #7
...
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