10–8
Chapter 10: Replacing Serial EEPROMs with MAX II User Flash Memory
List of Vendors and Devices
Table 10–10.
Rohm Co., Ltd. Device Characteristics (Part 2 of 2)
Interface
Type
EEPROM
EEPROM
EEPROM
EEPROM
EEPROM
EEPROM
EEPROM
Device
BR9020FV-W
BR9040FV-W
BR9080ARFVM-W
BR9020RFV-W
BR9040RFV-W
BR9020RFVM-W
BR9040RFVM-W
Size
(Bits)
2,048
4,096
8,192
2,048
4,096
2,048
4,096
SCI
—
—
—
—
—
—
—
SPI
—
—
—
—
—
—
—
2-
Wire
—
—
—
—
—
—
—
3-
Wire
v
v
v
v
v
v
v
I
2
C
—
—
—
—
—
—
—
Microwire
—
—
—
—
—
—
—
f
MAX
2 MHz
2 MHz
2 MHz
2 MHz
2 MHz
2 MHz
2 MHz
Operating
Voltage (V)
(1)
2.7 to 5.5
2.7 to 5.5
2.7 to 5.5
2.7 to 5.5
2.7 to 5.5
2.7 to 5.5
2.7 to 5.5
Note to
(1) The MAX II device supports two different V
CCINT
of operating voltage ranges, which are 2.375 to 2.625 V, and 3.0 to 3.6 V; the MAX IIG device
supports the 1.71 to 1.89 V operating voltage range.
Table 10–11.
Seiko Instruments Inc. Device Characteristics (Part 1 of 3)
Interface
Type
EEPROM
EEPROM
EEPROM
EEPROM
EEPROM
EEPROM
EEPROM
EEPROM
EEPROM
EEPROM
EEPROM
EEPROM
EEPROM
EEPROM
Device
S-93C66B
S-93C56B
S-93C76A
S-93C66A
S-93C56A
S-29430A
S-29453A
S-29330A
S-29230A
S-29220A
S-29331A
S-29231A
S-29221A
S-29390A
Size
(Bits)
4,096
2,048
8,192
4,096
2,048
8,192
8,192
4,096
2,048
2,048
4,096
2,048
2,048
4,096
SCI
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1-Wire 2-Wire 3-Wire
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
v
v
v
v
v
v
v
v
v
v
v
v
v
v
IC
2
Microwire
—
—
—
—
—
—
—
—
—
—
—
—
—
—
f
MAX
2.0 MHz
2.0 MHz
2.0 MHz
2.0 MHz
2.0 MHz
2.0 MHz
2.0 MHz
2.0 MHz
2.0 MHz
2.0 MHz
2.0 MHz
2.0 MHz
2.0 MHz
2.0 MHz
Operating Voltage
(V)
Read: 1.8 ~ 5.5
Write: 2.7 ~ 5.5
Read: 2.0 ~ 5.5
Write: 2.4 ~5.5
Read: 1.8 ~ 5.5
Write: 2.7 ~ 5.5
1.8 to 5.5
1.8 to 5.5
Read: 1.8 ~ 5.5
Write: 2.5 ~ 5.5
Read: 1.8 ~ 5.5
Write: 2.5 ~ 5.5
Read: 1.8 ~ 6.5
Write: 2.5 ~ 6.5
Read: 1.8 ~ 6.5
Write: 2.5 ~ 6.5
Read: 1.8 ~ 6.5
Write: 2.5 ~ 6.5
Read: 1.8 ~ 6.5
Write: 2.5 ~ 6.5
Read: 1.8 ~ 6.5
Write: 2.5 ~ 6.5
Read: 1.8 ~ 6.5
Write: 2.5 ~ 6.5
Read: 1.8 ~ 6.5
Write: 2.5 ~ 6.5
—
—
—
—
—
—
—
—
—
—
—
—
—
—