English
Language : 

74HC_HCT594_15 Datasheet, PDF (11/26 Pages) NXP Semiconductors – 8-bit shift register with output register
NXP Semiconductors
74HC594; 74HCT594
8-bit shift register with output register
Table 7. Static characteristics type 74HCT594 …continued
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol Parameter
Conditions
Min
Typ
Max Unit
∆ICC
additional supply current
per input pin; VI = VCC − 2.1 V and
other inputs at VCC or GND;
IO = 0 A; VCC = 4.5 V to 5.5 V
pins SHR, SHCP, STCP, STR
-
-
675
µA
pin DS
-
-
112.5 µA
Tamb = −40 °C to +125 °C
VIH
HIGH-level input voltage
VIL
LOW-level input voltage
VOH
HIGH-level output voltage
VCC = 4.5 V to 5.5 V
VCC = 4.5 V to 5.5 V
VI = VIH or VIL
Serial data output Q7S
2.0
-
-
-
-
V
0.8
V
IO = −4.0 mA; VCC = 4.5 V
Parallel data outputs
3.7
-
-
V
IO = −6.0 mA; VCC = 4.5 V
VOL
LOW-level output voltage VI = VIH or VIL
Serial data output Q7S
3.7
-
-
V
IO = 4.0 mA; VCC = 4.5 V
Parallel data outputs
-
-
0.4
V
IO = 6.0 mA; VCC = 4.5 V
-
-
0.4
V
II
input leakage current
VI = VCC or GND; VCC = 5.5 V
-
-
±1.0
µA
ICC
supply current
VI = VCC or GND; IO = 0 A;
VCC = 5.5 V
-
-
160
µA
∆ICC
additional supply current
per input pin; VI = VCC − 2.1 V and
other inputs at VCC or GND;
IO = 0 A; VCC = 4.5 V to 5.5 V
pins SHR, SHCP, STCP, STR
-
-
735
µA
pin DS
-
-
122.5 µA
74HC_HCT594_3
Product data sheet
Rev. 03 — 20 December 2006
© NXP B.V. 2006. All rights reserved.
11 of 26