廬
TS3V556
3V
LOW POWER DUAL TIMERS
.
.
.
.
.
.
.
.
DEDICATED TO
3.3V
OR
BATTERY SUPPLY
(Specified at 3V and 5V)
VERY LOW POWER CONSUMPTION :
90 A/tim at V
CC
= 3V
WIDE SINGLE SUPPLY RANGE :
+2.7V to +16V
HIGH OUTPUT CURRENT CAPABILITY
SUPPLY CURRENT SPIKES REDUCED
DURING OUTPUT TRANSITIONS
HIGH INPUT IMPEDANCE :
10
12
PIN-TO-PIN AND FUNCTIONALLY COMPATI-
BLE WITH BIPOLAR NE556 AND CMOS
TS556
OUTPUT COMPATIBLE WITH TTL,CMOS
AND LOGIC MOS
N
DIP14
(Plastic Package)
D
SO14
DESCRIPTION
The TS3V556 with its low consumption (90碌A/tim
at V
CC
= 3V) is a dual CMOS timer dedicated to
3.3V or battery supply(specified at 3V and 5V offer-
ing also a high frequency (f
(max)
2MHz at V
CC
= 3V
and 2.7 MHz at V
CC
= 5V). Thus, either in mono-
stable or astable mode, timing remains very accu-
rate.
Timing capacitors can also be minimized due to
high input impedance (10
12
鈩?.
PIN CONNECTIONS
(top view)
ORDER CODES
Part Number
TS3V556I
Temperature
Range
-40, +125 C
o
Package
N
l
D
l
Discha rge
1
14
13
12
11
10
V
C C
D isc ha rge
T h r e s h o ld
2
Co n t r o l Vo l t a g e 3
Th res ho ld
Re se t
4
5
Co n t r o l Vo l t a g e
Ou t p u t
Re s e t
Tr ig g e r
6
7
9
8
Out put
Trigge r
GND
May 2000
1/8