DS1644P-120
vs
DS1644L-12
feature comparison
| Pbfree Code |
No
|
|
| Rohs Code |
No
|
|
| Part Life Cycle Code |
Active
|
Transferred
|
| Ihs Manufacturer |
ROCHESTER ELECTRONICS INC
|
DALLAS SEMICONDUCTOR
|
| Part Package Code |
DMA
|
|
| Package Description |
,
|
, MODULE,34LEAD,1.0
|
| Pin Count |
34
|
|
| Reach Compliance Code |
unknown
|
unknown
|
| Clock Frequency-Max |
0.032 MHz
|
0.032 MHz
|
| External Data Bus Width |
8
|
8
|
| Information Access Method |
PARALLEL, DIRECT ADDRESS
|
PARALLEL, DIRECT ADDRESS
|
| JESD-30 Code |
R-XDMA-U34
|
R-XDFP-U34
|
| JESD-609 Code |
e0
|
|
| Moisture Sensitivity Level |
NOT SPECIFIED
|
|
| Number of Terminals |
34
|
34
|
| Number of Timers |
|
|
| Operating Temperature-Max |
70 °C
|
70 °C
|
| Operating Temperature-Min |
|
|
| Package Body Material |
UNSPECIFIED
|
UNSPECIFIED
|
| Package Shape |
RECTANGULAR
|
RECTANGULAR
|
| Package Style |
MICROELECTRONIC ASSEMBLY
|
FLATPACK
|
| Peak Reflow Temperature (Cel) |
NOT SPECIFIED
|
|
| Qualification Status |
COMMERCIAL
|
Not Qualified
|
| Supply Voltage-Max |
5.5 V
|
5.5 V
|
| Supply Voltage-Min |
4.5 V
|
4.5 V
|
| Supply Voltage-Nom |
5 V
|
5 V
|
| Surface Mount |
YES
|
YES
|
| Technology |
CMOS
|
CMOS
|
| Temperature Grade |
COMMERCIAL
|
COMMERCIAL
|
| Terminal Finish |
TIN LEAD
|
|
| Terminal Form |
J INVERTED
|
J INVERTED
|
| Terminal Position |
DUAL
|
DUAL
|
| Time@Peak Reflow Temperature-Max (s) |
NOT SPECIFIED
|
|
| uPs/uCs/Peripheral ICs Type |
TIMER, REAL TIME CLOCK
|
TIMER, REAL TIME CLOCK
|
| Base Number Matches |
3
|
2
|
| Additional Feature |
|
ACCURACY 1 MIN/MONTH @ 25 DEGREE C; 10 YEARS DATA RETENTION
|
| Interrupt Capability |
|
N
|
| On Chip Data RAM Width |
|
8
|
| Package Equivalence Code |
|
MODULE,34LEAD,1.0
|
| RAM (words) |
|
16384
|
| Supply Current-Max |
|
60 mA
|
| Time-Min |
|
SECONDS
|
| Volatile |
|
NO
|
|
|
|