74LVC161PW NXP Semiconductors, 74LVC161PW Datasheet - Page 15

• Manufacturer Part Number: 74LVC161PW
• Description: Counter ICs 3.3V SYNC 4-BIT BIN COUNTER
• Manufacturer: NXP Semiconductors

Specifications of 74LVC161PW

• Counter Type: Binary Counters
• Mounting Style: SMD/SMT
• Package / Case: SOT-403
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 74LVC161PW,112

Philips Semiconductors
2004 Mar 30
handbook, full pagewidth
Presettable synchronous 4-bit binary
counter; asynchronous reset
The shaded areas indicate when the input is permitted to change for predictable output performance.
Note
1. The circuit performs better when R
Definitions for test circuit:
R
C
R
1.2 V
2.7 V
3.0 V to 3.6 V
L
L
T
= Load resistor.
= Load capacitance including jig and probe capacitance.
= Termination resistance should be equal to the output impedance Z
V
CC
V
2.7 V
2.7 V
CEP, CET input
CC
V
CP input
I
50 pF
50 pF
50 pF
GENERATOR
GND
GND
Fig.13 CEP and CET set-up and hold times.
PULSE
V I
V I
C
Fig.14 Load circuitry for switching times.
L
L
= 1000 .
500
500
500
V M
V
R
I
t su
L
(1)
R
o
T
V M
15
t h
of the pulse generator.
open
open
open
t
D.U.T.
PLH
V
CC
/t
PHL
V
O
GND
GND
GND
t
PZH
V
EXT
/t
C
PHZ
L
t su
V
mna616
EXT
2
2
2
t
PZL
R
R
L
L
V
V
V
/t
t h
CC
CC
CC
PLZ
MNA915
Product specification
74LVC161