PI74FCT193T Просмотр технического описания (PDF) - Pericom Semiconductor
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PI74FCT193T Datasheet PDF : 6 Pages
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PI74FCT193
112233445566778899001122334455667788990011223344556677889900112211223344556677889900112233445566778899001122334455667788990011221122334455667788990011223344556677889900112233445566778899001122112233445566(7728859900Ω112233S4455e66r7788ie9900s11)2233P4455I6677788499F0011C2211T2233244551669778839900T1122
High-Speed CMOS Presettable Synchronous
4-Bit Binary Counters
Switching Characteristics (Over Operating Range)
Symbol
Description(1)
Conditions
193T
2193T
Min. Max.
tCPTC
Propagation Delay
CPU to TCU/TCD
2.0
10
tCPQ
Propagation Delay
CPU/D to Qi
2.0
13.5
tDQ
Propagation Delay
Di to Qi
2.0
15.5
tPLQ
Propagation Delay
PL to Qi
2.0
14
tMRQ
tMRTCU
Propagation Delay
MR to Qi
Propagation Delay
MR to TCU
CL = 50pF
3.0
15.5
RL = 500Ω
3.0
14.5
tMRTCD
Propagation Delay
MR to TCD
3.0
15.5
tPLTC
Propagation Delay
PL to TCU/D
3.0
16.5
tDTC
Propagation Delay
Di to TCU/D
3.0
15.5
Notes:
1. See Test Circuit and Waveforms.
2. Minimum limits are guaranteed but not tested on Propgation Delays.
3. This parameter guaranteed but not production tested.
193A
2193A
Min. Max.
2.0
6.5
2.0
8.8
2.0
10.1
2.0
8.8
3.0
10.1
3.0
9.4
3.0
10.1
3.0
10.8
3.0
10.1
Units
ns
5
PS2085E 09/14/99
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