BU9829GUL-W (16Kbit)
● EEPROM AC operating characteristics (Ta=-30 ℃ to 85 ℃ )
Datasheet
Parameter Symbol
1.6 ≦ V CC 1 < 1.8V
Min. Typ. Max.
Min.
1.8 ≦ V CC 1 ≦ 3.6V
Typ.
Max.
Unit
SCK clock Frequency
SCK High Time
SCK Low Time
CSB High Time
CSB Setup Time
CSB Hold Time
SCK Setup Time
SCK Hold Time
SI Setup Time
SI Hold Time
Output Data Delay Time
Output Hold Time
fSCK
tSCKWH
tSCKWL
tCS
tCSS
tCSH
tSCKS
tSCKH
tDIS
tDIH
tPD
tOH
200
200
200
150
150
50
50
50
50
0
2.5
100
80
80
90
60
60
50
50
20
20
0
5
80
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Output Disable Time
SCK Rise Time
SCK Fall Time
Output Rise Time
Output Fall Time
Write Cycle Time
Wait Time From Vcc1 ON To
EEPROM Command
*1
*1
*1
*1
*1
tOZ
tRC
tFC
tRO
tFO
tE/W
tON
15
200
1
1
50
50
5
15
80
1
1
50
50
5
ns
μs
μs
ns
ns
ms
ms
*1 : Not 100% tested
● Synchronous data input/output timing
V CC 1
tON
tCS
tCSS
CSB
tCSH
tSCKH
CSB
tSCKS
tSCKWL
tSCKWH
tRC
tFC
SCK
SCK
tDIS
tDIH
SI
tPD
tOH
tRO,tFO
tOZ
SI
SO
Hi-Z
Figure 1. Input timing
SI data is latched into the chip at the rising edge of SCK clock.
Address and data must be transferred from MSB.
SO
Hi-Z
Figure 2. Input and output timing
SO data toggles at the falling edge of SCK clock.
Output data toggles from MSB.
● AC condition
Parameter
Load Capacitance
Input Rise times
Input Fall times
Symbol
CL
-
-
Min.
-
-
-
Limits
Typ.
-
-
-
Max.
100
50
50
Unit
pF
ns
ns
Input Pulse Voltage
Input and Output Timing Reference Voltages
www.rohm.com
? 2012 ROHM Co., Ltd. All rights reserved.
TSZ22111 ? 15 ? 001
-
-
4/23
0.25Vcc1/0.75Vcc1
0.3V C c1/0.7Vcc1
V
V
TSZ02201-0R2R0G100400-1-2
28.AUG.2012 Rev.001
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