BU9829GUL-W_10 Datasheet, PDF (5/17 Pages) Rohm – WL-CSP EEPROM family SPI BUS

BU9829GUL-W
Technical Note
●Block diagram
CSB
SCK
SI
SO
VOUT
INSTRUCTION
DECODE
CONTROL CLOCK
GENERATION
VOLTAGE
DETECTION
WRITE
INHIBITION
HIGH VOLTAGE
GENERATOR
INSTRUCTION
REGISTER
ADDRESS _11bit
REGISTER
DATA
8bit
REGISTER
+
B.R
AMP
RESISTOR
ADDRESS _11bit
DECODER
R/W
8bit
AMP
LDOEN
16,384 bit
EEPROM
2bit
VOUT SETTING REGISTER
Fig.6 Block diagram
●Characteristic data (The following characteristic data are typical values.)
5
Ta=-30℃
4 _Ta=25℃
Ta=85℃
3
2
SPEC
1
SPEC
0
0
1
2
3
4
Vcc[V]
Fig.7 　"H" input voltage　VIH (EEPROM)
3
2.5
2
SPEC
1.5
1
Ta=-30℃
Ta=25℃
0.5
Ta=85℃
0
0
0.4
0.8
1.2
IOH[mA]
Fig.10　"H" output voltage VOH
4
fSCK=2MHz
DATA=00h
3
2
Ta=-40℃
SPEC
Ta=-30℃
Ta=25℃
1
Ta=85℃
0
0
1
2
3
4
Vcc[V]
Fig.13　Current consumption at WRITE operation ICC1
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5
Ta=-30℃
4 _Ta=25℃
Ta=85℃
3
2
1
SPEC
0
0
1
2
3
4
Vcc[V]
Fig.8 　"L" input voltage　VIL (EEPROM)
5
4
Ta=-30℃
Ta=25℃
3 Ta=85℃
2
SPEC
1
0
0
1
2
3
4
Vcc[V]
Fig.11　Input leak current ILI
2.5
fSCK=2MHz
2 DATA=AAh
1.5
Ta=-30℃
Ta=25℃
1
Ta=85℃
0.5
SPEC
0
0
1
2
3
4
Vcc[V]
Fig.14　Consumption Current at READ operation ICC3
5/16
1
Ta=-30℃
0.8
Ta=25℃
Ta=85℃
0.6
0.4
SPEC
0.2
0
0
1
2
3
IOL[mA]
Fig.9　"L" output voltage VOL
5
4
Ta=-30℃
3 Ta=25℃
Ta=85℃
2
1
SPEC
0
0
1
2
3
4
VOUT[V]
Fig.12　Output leak current ILO
12
10 Ta=-30℃
Ta=25℃
8 Ta=85℃
6
4
2
SPEC
0
0
1
2
3
4
Vcc[V]
Fig.15　Standby operation ISB (EEPROM)
2010.09 - Rev.A