BU99901GUZ-W_10 Datasheet, PDF (4/17 Pages) Rohm – WL-CSP EEPROM family I2C BUS

BU99901GUZ-W
●Pin assignment and function
Technical Note
B
B1
B2
B3
TEST GND
VDD
A
A1
A2
A3
SDA SCL
WP
1
2
3
Fig.3 BU99901GUZ-W(bottom view)
Land No.
B3
B2
B1
A3
A2
A1
Terminal name
VDD
GND
TEST
WP
SCL
SDA
Input / output
Unit
－
Power Supply
－
Reference voltage of all input / output
Input
TEST terminal, Connect GND
Input
Write protect terminal
Input
Serial clock input
Input /output Slave and word address, Serial data input serial data output
●Characteristic data (The following values are Typ. ones.)
6
5
Ta=-40℃
Ta=25℃
Ta=85℃
4
3
SPEC
2
1
0
0
1
2
3
4
5
6
Vcc(V)
Fig.4　'H' input voltage　V_IH1,2 (SCL,SDA,WP)
1
0.8
0.6 ^Ta=-40℃
Ta=25℃
Ta=85℃
0.4
SPEC
0.2
0
0
1
2
3
4
5
6
IOL2(mA)
Fig.7　'L' output voltage V_OL-I_OL(Vcc=2.5V)
6
5 Ta=-40℃
Ta=25℃
4 Ta=85℃
3
2
1
SPEC
0
0
1
2
3
4
5
6
Vcc(V)
Fig.5　'L' input voltage　V_IL (SCL,SDA,WP)
1.2
SPEC
1
0.8
0.6
Ta=-40℃
0.4
Ta=25℃
Ta=85℃
0.2
0
0
1
2
3
4
5
6
Vcc(V)
Fig.8　Input leak current I_LI (SCL,WP)
1
Ta=-40℃
0.8
Ta=25℃
Ta=85℃
0.6
0.4
SPEC
0.2
0
0
1
2
3
4
5
6
IOL1(mA)
Fig.6 'L' output voltage V_OL-I_OL(Vcc=1.7V)
1.2
SPEC
1
0.8
0.6
0.4
Ta=-40℃
Ta=25℃
0.2
Ta=85℃
0
0
1
2
3
4
5
6
Vcc(V)
Fig.9　Output leak current
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2010.09 - Rev.A