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BR9040F Datasheet(PDF) 5 Page - Rohm

Part # BR9040F
Description  1, 2, and 4k bit EEPROMs for direct connection to serial ports
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Manufacturer  ROHM [Rohm]
Direct Link  http://www.rohm.com
Logo ROHM - Rohm

BR9040F Datasheet(HTML) 5 Page - Rohm

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5
Memory ICs
BR9010 / BR9010F / BR9010FV / BR9020 / BR9020F /
BR9040 / BR9040F
Electrical characteristics
BR9020 / F: At 5V (unless otherwise noted, Ta = – 40 to + 85°C, VCC = 5V ± 10%)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
Input low level voltage 1
Input high level voltage 1
Input low level voltage 2
Input high level voltage 2
Output low level voltage
Output high level voltage
Input leak current
Output leak current
Standby current
SK frequency
VIL1
VIH1
VIL2
VIH2
VOL
VOH
ILI
ILO
ICC1
ICC2
ISB
fSK
0.7
× VCC
0.8
× VCC
0
VCC – 0.4
0.3
× VCC
0.2
× VCC
0.4
VCC
1
1
2
1
3
1
V
V
V
V
V
V
µA
µA
mA
mA
µA
MHz
DI Pin
DI Pin
CS, SK, WC Pin
CS, SK, WC Pin
IOL = 2.1mA
IOH = – 0.4mA
VIN = 0V ~ VCC
VOUT = 0V ~ VCC CS = VCC
fSK = 1MHz tE / W = 10ms (WRITE)
fSK = 1MHz (READ)
CS, SK, DI, WC, = VCC DO, R / B = OPEN
– 1
– 1
Consumption current
during operation
BR9020 / F: At 3V (unless otherwise noted, Ta = – 40 to + 85°C, VCC = 3V ± 10%)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
Input low level voltage 1
Input high level voltage 1
Input low level voltage 2
Input high level voltage 2
Output low level voltage
Output high level voltage
Input leak current
Output leak current
Standby current
SK frequency
VIL1
VIH1
VIL2
VIH2
VOL
VOH
ILI
ILO
ICC1
ICC2
ISB
fSK
0.7
× VCC
0.8
× VCC
0
VCC – 0.4
0.3
× VCC
0.2
× VCC
0.4
VCC
1
1
1.5
500
2
1
V
V
V
V
V
V
µA
µA
mA
µA
µA
MHz
DI Pin
DI Pin
CS, SK, WC Pin
CS, SK, WC Pin
IOL = 100
µA
IOH = – 100
µA
VIN = 0V ~ VCC
VOUT = 0V ~ VCC CS = VCC
fSK = 1MHz tE / W = 15ms (WRITE)
fSK = 1MHz (READ)
CS, SK, DI, WC, = VCC DO, R / B = OPEN
– 1
– 1
Consumption current
during operation


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