m48z128 STMicroelectronics, m48z128 Datasheet - Page 6

• Manufacturer Part Number: m48z128
• Description: 5.0v Or 3.3v, 1 Mbit 128 Kbit X 8 Zeropower Sram
• Manufacturer: STMicroelectronics

M48Z128, M48Z128Y, M48Z128V*
Figure 5. Hardware Hookup for Equivalent Surface-Mount (SMT) Solution
Note: For pin connections, see individual data sheet for M48Z300/300W at www.st.com.
Table 2. Equivalent Surface-Mount (SMT) Solution
Note: 1. Connection of Threshold Select Pin (Pin 13) of SUPERVISOR (M40Z300/300W).
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1. Connect THS pin to V
2. Connect THS pin to V
3. SNAPHAT
M48Z128Y
M48Z128V
SNAPHAT
BATTERY
M48Z128
NVRAM
®
(3)
Top ordered separately.
THS
E
A
B
M40Z300/W
OUT
SS
(1,2)
V
if 2.8V
SS
if 4.2V
E1
E2
E3
E4
V
RST
CON
CON
CON
CON
OUT
5V 1Mb LPSRAM
5V 1Mb LPSRAM
3V 1Mb LPSRAM
BL
V
V
PFD
PFD
LPSRAM
3.0V (M48Z128V).
4.5V (M48Z128Y) or connect THS pin to V
SUPERVISOR
M40Z300W
M40Z300
M40Z300
V
E2
E
A0-A16
W
1Mb LPSRAM
CC
SS
if 4.5V V
V
SS
PFD
4.75V (M48Z128).
THS Pin
AI03625
V
V
V
DQ0-DQ7
OUT
SS
SS
(1)