NJU6538 View Datasheet(PDF) - Japan Radio Corporation
Part Name
Description
Manufacturer
NJU6538 Datasheet PDF : 27 Pages
| |||
NJU6538
AC Characteristics
VDD=2.7 to 5.5V, Ta= - 40 to 85°C
PARAMETER
SYMBOL
CONDITION
MIN
TYP
MAX UNIT NOTE
“L” level
clock pulse width
tWCLL
SCL
160
ns
“H” level
clock pulse width
tWCLH
SCL
160
ns
Data setup time
tDS
SCL, SIO
160
ns
Data hold time
tDH
SCL, SIO
160
ns
CE wait time
tCP
CE, SCL
160
ns
CE setup time
tCS
CE, SCL
160
ns
CE hold time
tCH
CE, SCL
160
ns
CE ”L” level width
tWCL
CE
160
ns
SIO output delay time
tDC
SIO rise time
tDR
SIO, Rpu=4.7kΩ, CL=10pF
SIO, Rpu=4.7kΩ, CL=10pF
1.5
µs
1
1.5
µs
SCL rise tine
tr
15
ns
SCL fall time
tf
15
ns
SO terminal is Open-Drain type output, so that the characteristics of SO terminal are changed by values of pull-up resistance
Rpu and CL.
(1) Write operation
CE
SCL
SIO
tWCLL
tWCLH
tCP tCS
tf
D0
tDS
tDH
tCH
tWCL
tr
D1
(2) Key data read operation
CE
SCL
SIO
tCP tCS tWCLH
tWCLL
tr
tf
tDC
INVALID
D0
tCH
tDR
Ver.2003-05-09
- 25 -
Share Link: 