Harman Kardon HK3370 - Page 98

BR24C01A-W / BR24C01AF-W / BR24C01AFJ-W / BR24C01AFV-W / BR24C02-W / BR24C02F-W /
Memory ICs
BR24C02FJ-W / BR24C02FV-W / BR24C04-W / BR24C04F-W / BR24C04FJ-W / BR24C04FV-W
!
!!
!Recommended operating conditions (Ta = 25°C)
Parameter Symbol Limits Unit
Power supply voltage
V
V
Input voltage V
IN V
V
CC
0~V CC
2.7~5.5 (WRITE)
2.7
~5.5 (READ)
!
!!
!Block diagram
BR24C01A-W / AF-W / AFJ-W / AFV-W
1kbits EEPROM ARRAY
CONTROL LOGIC
HIGH VOLTAGE GEN.
ACK
START STOP
7bits
7bits
8bits
DATA
REGISTER
ADDRESS
DECODER
A0
A1
A2
1
2
3
4
GND
WP
SCL
SDA
8
7
6
5
V
CC
V CC LEVEL DETECT
ADDRESS REGISTER
SLAVE WORD
·
BR24C02-W / F-W / FJ-W / FV-W
2kbits EEPROM ARRAY
CONTROL LOGIC
HIGH VOLTAGE GEN.
ACK
START STOP
8bits
8bits
8bits
DATA
REGISTER
ADDRESS
DECODER
A0
A1
A2
1
2
3
4
GND
WP
SCL
SDA
8
7
6
5
V
CC
VCC LEVEL DETECT
ADDRESS REGISTER
SLAVE WORD
·
BR24C04-W / F-W / FJ-W / FV-W
4kbits EEPROM ARRAY
CONTROL LOGIC
HIGH VOLTAGE GEN.
ACK
START STOP
9bits
9bits
8bits
DATA
REGISTER
ADDRESS
DECODER
A0
A1
A2
1
2
3
4
GND
WP
SCL
SDA
8
7
6
5
V
CC
VCC LEVEL DETECT
ADDRESS REGISTER
SLAVE WORD
·
!
!!
!Pin descriptions
Pin name Function
A0, A1, A2 Slave address setting pin
SCL Serial data clock
SDA Serial data input / output
WP Write protect pin
V
CC Power supply
GND Ground
∗ An open drain output requires a pull-up resistor.
∗
Slave address setting pin
SCL
SDA
WP Write protect pin
Power supply
GND Ground
Pin name Function
Serial data clock
Serial data input / output
A0, A1, A2
V
CC
∗ An open drain output requires a pull-up resistor.
∗
Pin name
A0 N.C.
SCL
SDA
WP Write protect pin
Power supply
GND Ground
Function
A1, A2 Slave address setting pin
Serial data clock
Serial data input / output
V
CC
∗ An open drain output requires a pull-up resistor.
∗
hk3370/hk3470 harman/kardon
98