HCC4517B Datasheet, PDF (5/12 Pages) STMicroelectronics – DUAL 64-STAGE STATIC SHIFT REGISTER

HCC/HCF4517B
DYNAMIC ELECTRICAL CHARACTERISTICS (T _amb = 25°C, Input t_r, t_f = 20ns, C_L = 50pF,
R_L = 200kΩ)
Symbol
Parameter
t_{P HL} , t_{P L H} Propagation Delay Time :
CL to Bit 16 Tap
Test Conditions
V al ue
V _{D D} (V) Min. Typ. Max.
5
200 400
10
110 220
15
90 180
Unit
ns
t_{PL Z}, t_{P HZ} 3-State Output WE to Bit 16 Tap
t _{PZ L} , t_{P ZH} (see note)
t _THL , t_{T L H} Output Transition Time
5
75 150
10
40 80
ns
15
30 60
5
100 200
10
50 100
ns
t _{se tu p} Write Enable to Clock
15
40 80
5 – 100 – 50
10 – 50 – 25
ns
15 – 30 – 15
t _{se tu p} Data to Clock
5 – 100 – 50
10 – 60 – 30
ns
Write Enable to Clock
Release Time
15 – 30 – 15
5
50 100
10
25 50
ns
15
20 40
t _{h o ld} Data to Clock
5
100 200
10
50 100
ns
15
25 50
t_W
Minimum Clock Pulse Width
5
90 180
10
40 80
ns
15
25 50
f_CL
Maximum Clock Input
Frequency
5
3
6
10
6
12
MHz
t_f, t_r Maximum Clock Input Rise
or Fall Time
15
8
15
5
10
UNLIMITED
µs
15
Note : Measured at the point of 10% change in output load of 50pF, RL = 1kΩ to VDD for tPZL, tPLZ and RL = 1kΩ to VSS for tPHZ.
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