BR93L46RF-WE2 Rohm Semiconductor, BR93L46RF-WE2 Datasheet - Page 27
![IC EEPROM 1KBIT 2MHZ 8SOP](/photos/7/22/72201/br93l46rf-we2_sml.jpg)
BR93L46RF-WE2
Manufacturer Part Number
BR93L46RF-WE2
Description
IC EEPROM 1KBIT 2MHZ 8SOP
Manufacturer
Rohm Semiconductor
Specifications of BR93L46RF-WE2
Memory Size
1K (64 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
Organization
64 K x 16
Interface Type
Microwire
Maximum Clock Frequency
2 MHz
Supply Voltage (max)
5.5 V
Supply Voltage (min)
1.8 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Operating Supply Voltage
2.5 V, 3.3 V, 5 V
Memory Configuration
64 X 16
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
BR93L46RF-WE2
BR93L46RF-WE2TR
BR93L46RF-WE2TR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
BR93L46RF-WE2
Manufacturer:
ROHM
Quantity:
9 385
●Block diagram
●Pin assignment and function
© 2011 ROHM Co., Ltd. All rights reserved.
BR93L□□-W Series, 93A□□-WM Series, BR93H□□-WC Series
www.rohm.com
DO
CS
SK
DI
Pin name
TEST1
TEST2
BR93H56RF-WC:SOP8
BR93H56RFJ-WC:SOP-J8
TEST
VCC
CS
GND
Vcc
DO
CS
NC
SK
DI
Command decode
Control
Clock generation
Command
register
Dummy bit
NC
SK
TEST
Output
Input
Input
Input
DI
I / O
-
-
-
-
-
-
Fig.28 Pin assignment diagram
GND
DO
Power source
All input / output reference voltage, 0V
Chip select input
Serial clock input
Start bit, ope code, address, and serial data input
Serial data output, READY / BUSY internal condition display output
Non connected terminal, Vcc, GND or OPEN
TEST terminal, GND or OPEN
TEST terminal, Vcc, GND or OPEN
TEST terminal, GND or OPEN
Fig. 27 Block diagram
Address
buffer
Data
register
27/40
Write
prohibition
Power source voltage detection
10bit
7bit
8bit
9bit
16bit
VCC TEST2 TEST1
BR93H66RF-WC:SOP8
BR93H66RFJ-WC:SOP-J8
BR93H76RF-WC:SOP8
BR93H76RFJ-WC:SOP-J8
BR93H86RF-WC:SOP8
BR93H86RFJ-WC:SOP-J8
CS
Function
Address
decoder
R/W
amplifier
SK
High voltage occurrence
DI
10bit
7bit
8bit
9bit
16bit
GND
DO
16,384 bit
EEPROM
2,048 bit
4,096 bit
8,192 bit
Technical Note
2011.02 - Rev.F