Philips Semiconductors
Product specification
On/off logic IC
SAA1305T
ON/OFF LOGIC WITH SWITCHED MICROCONTROLLER SUPPLY
14 V
5 V
handbook, full pagewidth
5 V
21
10
ON/OFF
RP
5 V
5 V
CONTINUOUS
REGULATOR
9
RES
REGULATOR
RESET
MICRO-
CONTROLLER
23
11
SAA1305T
WD
CHI
24
18
20
D0 to D7
SDA
SCL
1 to 8
MGR214
Fig.20 Block diagram with switched microcontroller supply.
handbook, full pagewidth
14 V
Dx
ON/OFF
RP
RES
ON/OFF
RP
CHI
CHI
WD
WD
(1)
(1)
MGR215
a. First power-on.
b. Normal switch-on.
(1) Level not defined.
Fig.21 On/off description with switched microcontroller supply.
24
2004 Jan 15
PANASONIC [ PANASONIC ]
