BR93L66RF-WE2 Rohm Semiconductor, BR93L66RF-WE2 Datasheet - Page 22

• Manufacturer Part Number: BR93L66RF-WE2
• Description: IC EEPROM 4KBIT 2MHZ 8SOP
• Manufacturer: Rohm Semiconductor

Specifications of BR93L66RF-WE2

• Memory Size: 4K (256 x 16)
• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Speed: 2MHz
• Interface: Microwire, 3-Wire Serial
• Voltage - Supply: 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-SOP
• Clock Frequency: 2MHz
• Supply Voltage Range: 1.8V To 5.5V
• Memory Case Style: SOP
• No. Of Pins: 8
• Operating Temperature Range: -40°C To +85°C
• Svhc: No SVHC (18-Jun-2010)
• Package /: RoHS Compliant
• Memory Configuration: 256 X 16
• Interface Type: Serial, Microwire
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Serial EEPROM Series
High Reliability Series
EEPROMs Microwire BUS
●Description
●Features
●BR93H Series
© 2011 ROHM Co., Ltd. All rights reserved.
BR93L□□-W Series, 93A□□-WM Series, BR93H□□-WC Series
www.rohm.com
BR93H□□-WC Series
BR93H□□-WC Series is a serial EEPROM of serial 3-line interface method.
10) Built-in noise filter CS, SK, DI terminals
12) High reliability by ROHM original Double-Cell structure
13) High reliability ultrafine CMOS process
14) Easily connectable with serial port BR93H series
15) Data retention for 40 years
16) Data rewrite up to 1,000,000 times
17) Data at shipment all address FFFFh
11) Compact package SOP8/SOP-J8
Capacity
1) Withstands electrostatic voltage 8kV, (twice more than other series)（HBM method typ.）
2) Wide action range -40℃～+125℃（-40℃～+85℃, -40℃～+105℃ in other series）
3) Conforming to Microwire BUS
4) Highly reliable connection by Au pad and Au wire
5) Address auto increment function at read action
6) Write mistake prevention function
7) Program cycle auto delete and auto end function
8) Program condition display by READY / BUSY
9) Low current consumption
16Kbit
2Kbit
4Kbit
8Kbit
Bit format
128×16
256×16
512×16
1K×16
Write prohibition at power on
Write prohibition by command code
Write mistake prevention circuit at low voltage
At write action (at 5V) : 0.6mA (Typ.)
At read action (at 5V) : 0.6mA (Typ.)
At standby action (at 5V) : 0.1μA (Typ.)(CMOS input)
Package type
BR93H56-WC
BR93H66-WC
BR93H76-WC
BR93H86-WC
Type
Power source voltage
2.7～5.5V
2.7～5.5V
2.7～5.5V
2.7～5.5V
22/40
F
SOP8
RF
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FJ
SOP-J8
RFJ
Technical Note
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2011.02 - Rev.F