DS1923-F5 Maxim Integrated Products, DS1923-F5 Datasheet - Page 40

• Manufacturer Part Number: DS1923-F5
• Description: Board Mount Temperature Sensors
• Manufacturer: Maxim Integrated Products

Specifications of DS1923-F5

• Full Temp Accuracy: +/- 0.5 C
• Package / Case: F5 MicroCan
• Digital Output - Bus Interface: Serial (1-Wire)
• Digital Output - Number Of Bits: 12 bit
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 20 C
• Output Type: Digital
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Hygrochron Temperature/Humidity Logger
iButton with 8KB Data-Log Memory
Figure 11b. ROM Functions Flowchart (continued)
40
______________________________________________________________________________________
TO FIGURE 11a
FROM FIGURE 11a
FROM FIGURE 11a
TO FIGURE 11a
NOTE: THE OD FLAG REMAINS AT 1 IF THE DEVICE WAS ALREADY AT OVERDRIVE SPEED BEFORE THE OVERDRIVE-MATCH ROM COMMAND WAS ISSUED.
COMMAND?
SKIP ROM
RC = 0
CCh
Y
N
COMMAND?
RESUME
RC = 1?
A5h
Y
Y
MASTER Tx
RESET?
N
N
N
Y
RC = 0; OD = 1
OVERDRIVE-
SKIP ROM?
MASTER Tx
RESET?
3Ch
Y
N
Y
N
MASTER Tx BIT 63
MASTER Tx BIT 0
MASTER Tx BIT 1
BIT 63 MATCH?
RC = 0; OD = 1
MATCH ROM?
BIT 0 MATCH?
BIT 1 MATCH?
OVERDRIVE-
RC = 1
69h
Y
Y
Y
Y
N
N
N
N
(SEE NOTE)
(SEE NOTE)
(SEE NOTE)
OD = 0
OD = 0
OD = 0