Philips Semiconductors
Product specification
On/off logic IC
SAA1305T
SAA1305T
microcontroller
main supply
handbook, full pagewidth
POWER-OFF
input D0 = LOW
TS = LOW
ON/OFF = LOW
RP = HIGH
250 ms
1 ms
CHI = LOW
ON/OFF = HIGH
RP = LOW
2
I C-bus read status register
CHI = HIGH
TS = LOW
ON/OFF = LOW
RP = HIGH
250 ms
1 ms
sequence runs untill signal input D0 = HIGH
CHI = LOW
ON/OFF = HIGH
RP = LOW
MGR210
Fig.16 VL timer behaviour (voltage drops >250 ms).
SAA1305T
microcontroller
main supply
handbook, full pagewidth
POWER-OFF
input D0 = LOW
TS = LOW
ON/OFF = LOW
RP = HIGH
t < 250 ms
input D0 = HIGH
CHI = LOW
1 ms
ON/OFF = HIGH
RP = LOW
2
I C-bus read status/old/new register
CHI = HIGH
WD = LOW
WD = HIGH
WD = LOW
250 ms
250 ms
POWER-ON
MGR211
Fig.17 VL timer behaviour (voltage drops <250 ms).
22
2004 Jan 15
PANASONIC [ PANASONIC ]
