Description
If everything is correct, we then recommend to replace the U2 chip. (74HC125) by a 74LS125 which has better thresholds. To program ST625X/6XC devices we also connected to the gate input of a 74LS125 buffer which gates the output of the slave latch onto the Adapter Data. Bus bit 0 The falling edge of the read strobe To permit a common serial input/output line, the 74LS125 buffers the signal from the shift register. The bit order may be reversed by shifting the bit order of the
Part Number | 74LS125 |
Brand | Fairchild |
Image |
74LS125
FARCHILD
13852
1.57
HK HEQING ELECTRONICS LIMITED
74LS125
FAIRCH
47
2.81
Shenzhen Rongerda Electronic Techology Co.Ltd
74LS125
FAIRCHILP
7020
4.05
Redstar Electronic Limited
74LS125
FARICHILD
18
5.29
Yingxinyuan INT'L (Group) Limited
74LS125
FAIRCHLD
24000
6.53
Cicotex Electronics (HK) Limited