M41T315V-85MH6E STMicroelectronics, M41T315V-85MH6E Datasheet - Page 21
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M41T315V-85MH6E
Manufacturer Part Number
M41T315V-85MH6E
Description
IC PHANTOM RTC SUPER 85NS 28SOIC
Manufacturer
STMicroelectronics
Type
Phantom Time Chipr
Datasheet
1.M41T315V-85MH6F.pdf
(30 pages)
Specifications of M41T315V-85MH6E
Memory Size
8B
Time Format
HH:MM:SS (12/24 hr)
Date Format
YY-MM-DD-dd
Interface
Serial
Voltage - Supply
3 V ~ 3.6 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
Contains lead / RoHS non-compliant
Other names
497-2817-5
M41T315V-85MH6
M41T315V-85MH6
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Table 10.
1. These values are externally supplied. STMicroelectronics recommends the KDS DT-38:
2. Load capacitors are integrated within the M41T315Y/V/W. Circuit board layout considerations for the
Figure 11. Power down/up mode AC waveforms
Table 11.
1. Valid for ambient operating temperature: TA = –40 to 85°C; VCC = 4.5 to 5.5V or 2.7 to 3.6V (except
2. Measured at 25°C.
3. Measured with load shown in
4. Input pulse rise and fall times equal 10ns
Symbol
Symbol
t
PD
1TA/1TC252E127, Tuning Fork Type (thruhole) or the DMX-26S: 1TJS125FH2A212, (SMD) quartz crystal
for industrial temperature operations. KDS can be contacted at kouhou@ kdsj.co.jp or
http://www.kdsj.co.jp for further information on this crystal type.
32.768kHz crystal of minimum trace lengths and isolation from RF generating signals should be taken into
account.
where noted).
t
V PFD (max)
REC
R
t
t
C
V PFD (min)
f
t
t
FB
PF
(3)(4)
O
R
F
S
L
CEO
V CC
V SO
CEI
Resonant frequency
Series resistance
Load capacitance
V
V
V
V
CEI high to power-fail
CEI propagation delay
Crystal electrical characteristics (externally supplied)
Power down/up trip points DC characteristics
PFD
PFD
PFD
PFD
(max) to CEI low
(max) to V
(min) to V
(min) to V
tPD
Parameter
SO
PFD
PFD
Figure 10 on page
Parameter
(1)(2)
V
(max) V
CC
(min) V
fall time
tPF
CC
CC
(1)(2)
V BAT
tF
fall time
rise time
tFB
19.
M41T315V/W
M41T315Y
0.2V
Min
DON’T CARE
32.768
12.5
Typ
V BAT
Min
300
1.5
10
0
0
0.2V
Max
2.5
10
15
Max
60
tR
tREC
tPD
Unit
ms
µs
µs
µs
µs
ns
ns
AI04257
Unit
kHz
kΩ
pF
21/30