DS1992L-F5+ Maxim Integrated Products, DS1992L-F5+ Datasheet - Page 12
![IBUTTON MEMORY 1KBit F5](/photos/7/82/78271/ds1992l-f5__sml.jpg)
DS1992L-F5+
Manufacturer Part Number
DS1992L-F5+
Description
IBUTTON MEMORY 1KBit F5
Manufacturer
Maxim Integrated Products
Series
iButton®r
Type
Memory iButtonr
Datasheet
1.DS1992L-F5.pdf
(17 pages)
Specifications of DS1992L-F5+
Rohs Information
IButton RoHS Compliance Plan
Memory Size
128B
Memory Type
NVRAM
Maximum Operating Temperature
+ 70 C
Package / Case
F5 MicroCan
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Figure 9. ROM FUNCTIONS FLOW CHART
S e ria l N um b e r
F am ily C o d e
D S 1 9 9 X T X
D S 1 9 9 X T X
D S 1 9 9 X T X
R e a d R O M
C o m m a n d
C R C B yte
6 B ytes
1 B yte
3 3 H
?
Y
N
M a s te r T X B it 6 3
M a s te r T X B it 0
M a s te r T X B it 1
M a tc h R O M
C o m m a n d
M a tc h ?
M a tc h ?
M a tc h ?
B it 6 3
B it 0
B it 1
5 5 H
?
Y
Y
Y
Y
N
N
N
N
N
N
N
F u n c tio n C om m a n d
12 of 17
F u n c tio n C om m a n d
M a s te r T X M e m o ry
D S 1 9 9 X T X B it 6 3
D S 1 9 9 X T X B it 6 3
M a s te r T X B it 6 3
D S 1 9 9 X T X B it 0
D S 1 9 9 X T X B it 0
M a s te r T X B it 0
D S 1 9 9 X T X B it 1
D S 1 9 9 X T X B it 1
M a s te r T X B it 1
M a s te r T X R O M
P re s e n c e P u ls e
D S 1 9 9 X T X
S e a rc h R O M
R e s e t P u ls e
M a s te r T X
C o m m a n d
M a tc h ?
M a tc h ?
M a tc h ?
B it 6 3
B it 0
F 0 H
B it 1
?
Y
Y
Y
Y
N
C o m m a n d
S k ip R O M
C C H
?
Y
N