TCN75-3.3MPA TELCOM [TelCom Semiconductor, Inc], TCN75-3.3MPA Datasheet - Page 6

• Manufacturer Part Number: TCN75-3.3MPA
• Description: 2-WIRE SERIAL TEMPERATURE SENSOR AND THERMAL MONITOR
• Manufacturer: TELCOM [TelCom Semiconductor, Inc]

PRELIMINARY INFORMATION
TCN75-04 6/16/97
TCN75
Master
Master
Master
Master
Master
Master
(c) Typical 1-Byte Read From Configuration Register With Preset Pointer
(d) Typical Pointer Set Followed by Immediate Read from Configuration Register
(e) Configuration Register Write
(f) T
Start
Start
Start
Start
Start
Start
(a) Typical 2-Byte Read From Preset Pointer Location Such as Temp, T
(b) Typical Pointer Set Followed by Immediate Read for 2-Byte Register Such as Temp, T
by
by
by
by
by
by
OS
1
1
1
1
1
1
1
1
1
1
1
1
and T
Repeat
Master
0
0
0
0
0
0
Start
by
HYST
Address Byte
Address Byte
Address Byte
Address Byte
Address Byte
Address Byte
0
0
0
0
0
0
1
1
1
1
1
1
1
1
Write
A2 A1 A0 R/W
A2 A1 A0 R/W
A2 A1 A0 R/W
A2 A1 A0 R/W
A2 A1 A0 R/W
A2 A1 A0 R/W
0
Address Byte
0
1
A2 A1 A0 R/W
TCN75
TCN75
TCN75
TCN75
TCN75
TCN75
Ack
Ack
Ack
Ack
Ack
Ack
by
by
by
by
by
by
9
9
9
9
9
9
D7 D6 D5 D4 D3 D2 D1
D7 D6 D5 D4 D3 D2 D1 D0
0
0
0
0
1
1
1
1
1
1
Most Significant Data Byte
0
0
0
0
TCN75
Ack
by
0
Pointer Byte
0
Pointer Byte
0
Pointer Byte
0
Pointer Byte
9
Data Byte
D7 D6 D5 D4 D3 D2 D1 D0
0
0
0
0
1
Most Significant Data Byte
0
0
0
0
0
0
0
0
Figure 2. Timing Diagrams
D1
D1
D1 D0
0
D0
D0
D0
D0
TCN75
TCN75
Master
TCN75
Ack
TCN75
Ack
by
by
Ack
Ack
Ack
by
by
by
9
9
9
No Ack
9
9
9
Master
by
Repeat
Master
Start
D7 D6 D5 D4 D3 D2 D1 D0
D7
by
6
1
1
1
0
. . . . .
. . . . .
OS
Least Significant Data Byte
Most Significant Data Byte
D6 D5 D4
Master
1
1
0
, T
Cond
Stop
Configuration Byte
by
Master
HYST
Ack
by
9
0
0
SENSOR AND THERMAL MONITOR
Address Byte
D4
D7 D6 D5 D4 D3 D2 D1 D0
0
1
Least Significant Data Byte
D3
D3
1
2-WIRE SERIAL TEMPERATURE
A2
D2
D2
OS
A1 A0
D1 D0
D1 D0
, T
HYST
TCN75
TCN75
Ack
R/W
No Ack
Ack
Master
by
9
by
9
9
TCN75
by
Ack
by
D7 D6 D5 D4 D3 D2 D1 D0
1
9
Master
Cond
Stop
Least Significant Data Byte
by
D7 D6 D5 D4 D3 D2 D1 D0
Master
1
Cond
Stop
by
No Ack
Master
9
by
Data Byte
Master
Cond
Stop
by
TCN75
9
Ack
by
No Ack
Master
9
by
Master
Cond
Stop
by
Master
Cond
Stop
by