DS2703 Dallas Semiconductor, DS2703 Datasheet - Page 15

• Manufacturer Part Number: DS2703
• Description: SHA-1 Battery Pack Authentication IC
• Manufacturer: Dallas Semiconductor

Figure 8. 1-Wire Write and Read Time Slots
V
GND
V
GND
Overdrive
Overdrive
Standard
Standard
PULLUP
PULLUP
MODE
MODE
LINE TYPE LEGEND:
15ms
15ms
2ms
2ms
t
RDV
WRITE 0 SLOT
MIN
15ms
1ms
Master Sample Window
Device Sample Window
Bus Master active LOW
Both Bus Master and Device
active LOW
t
TYP
t
LOW0
t
SLOT
SLOT
Data = 0
30ms
3ms
MAX
t
REC
READ DATA SLOT
t
REC
>1ms
15 of 20
>1ms
15ms
15ms
2ms
2ms
t
RDV
WRITE 1 SLOT
MIN TYP
15ms
1ms
Master Sample Window
Device Sample Window
Device active LOW
Resistor pullup
t
LOW1
Data = 1
t
t
SLOT
SLOT
30ms
3ms
MAX