M48T59Y-70MH6E STMicroelectronics, M48T59Y-70MH6E Datasheet - Page 22

• Manufacturer Part Number: M48T59Y-70MH6E
• Description: IC TIMEKPR NVRAM 64KBIT 5V 28SOI
• Manufacturer: STMicroelectronics
• Series: Timekeeper®r
• Type: Clock/Calendar/NVSRAMr

Specifications of M48T59Y-70MH6E

• Memory Size: 64K (8K x 8)
• Time Format: HH:MM:SS (24 hr)
• Date Format: YY-MM-DD-dd
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC, 28-SOH (8.48mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-2861-5; M48T59Y-70MH6

5
Note:
Note:
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DC and AC parameters
This section summarizes the operating and measurement conditions, as well as the DC and
AC characteristics of the device. The parameters in the following DC and AC Characteristic
tables are derived from tests performed under the Measurement Conditions listed in
Designers should check that the operating conditions in their projects match the
measurement conditions when using the quoted parameters.
Table 9.
Output Hi-Z is defined as the point where data is no longer driven.
Figure 13. AC measurement load circuit
1. 50pF for M48T59V.
Excluding open-drain output pins
Table 10.
1. Effective capacitance measured with power supply at 5 V; sampled only, not 100% tested.
2. At 25°C, f = 1 MHz.
3. Outputs deselected.
Supply voltage (V
Ambient operating temperature (T
Load capacitance (C
Input rise and fall times
Input pulse voltages
Input and output timing ref. voltages
Symbol
C
C
IO
IN
(3)
Input capacitance
Input / output capacitance
Operating and AC measurement conditions
Capacitance
CC
Parameter
)
L
)
C L includes JIG capacitance
Parameters
DEVICE
UNDER
TEST
A
)
(1)(2)
C L = 100pF
4.75 to 5.5
M48T59
0 to 70
0 to 3
645
100
1.5
5
(1)
M48T59Y
4.5 to 5.5
0 to 70
Min
0 to 3
100
1.5
AI02325
1.75V
5
Max
M48T59V
3.0 to 3.6
10
10
0 to 70
0 to 3
1.5
50
5
Table
Unit
pF
pF
Unit
pF
°C
ns
V
V
V
9.