21098765432121098765432109876543210987654321210987654321098765432109876543212109876543210987654321098765432121098765432109876543210987654321
21098765432121098765432109876543210987654321210987654321098765432109876543212109876543210987654321098765432121098765432109876543210987654321
PI74STX1G79
SOTiny
Gate STX
Single Positive-Edge-Triggered
D-Type Flip-Flop
Features
High-speed: t
PD
= 2.4ns typical into 50pF @ 5V V
CC
Broad operating range: V
CC
= 1.65V 5.5V
Power down high-impedance inputs/outputs
High output drive: ±24mA at 3V V
CC
Package: 5-pin space saving SOT23 and SC70
Description
The PI74STX1G79 is a Single Positive-Edge-Triggered D-Type
Flip-Flop that operates over the 1.65V to 5.5V V
CC
operating range.
Pericoms PI74STX series of products are produced using the
Companys advanced submicron technology.
Pinout
Block Diagram
DIN
CLK
GND
1
2
3
5-Pin
T, C
5
VCC
QOUT
DIN
4
CLK
QOUT
Pin Description
Pin Name s
CLK
D
IN
Q
OUT
D e s cription
Clock
Input
O utput
Recommended Operating Conditions
(1)
Parame te r
Supply Voltage (V
CC
)
Input Voltage (V
IN
)
Output Voltage (V
OUT
)
Operating Temperature
Output
D
H
L
X
Q
H
L
Q
0
Condition
M in. M ax.
1.65
0
0
40
5.5
5.5
V
CC
85
20
10
5
Units
V
°C
Function Table
Inputs
CLK
V
CC
= 1.8V,
2.5V±0.2V
Input Rise and
Fall Time (t
r
,t
f
)
V
CC
= 3.3V,
±0.3V
V
CC
=5.0V,
±0.5V
0
0
0
L
ns/V
Note:
H = HIGH Voltage Level
L = LOW Voltage Level
X = Dont Care
↑
= LOW-to-HIGH Transition
Q
0
= Level of Q before the indicated steady-state input
conditions were established
Note:
1. Unused inputs must be held HIGH or LOW. They may not float.
1
PS8569A
01/31/02