DM74AS646NT
vs
SN54AS644FK
feature comparison
| Pbfree Code |
Yes
|
|
| Rohs Code |
Yes
|
|
| Part Life Cycle Code |
Active
|
Active
|
| Ihs Manufacturer |
ROCHESTER ELECTRONICS INC
|
ROCHESTER ELECTRONICS INC
|
| Part Package Code |
DIP
|
QFN
|
| Package Description |
DIP,
|
QCCN,
|
| Pin Count |
24
|
20
|
| Reach Compliance Code |
unknown
|
unknown
|
| Family |
AS
|
AS
|
| JESD-30 Code |
R-PDIP-T24
|
S-CQCC-N20
|
| JESD-609 Code |
e3
|
|
| Length |
31.75 mm
|
8.89 mm
|
| Logic IC Type |
REGISTERED BUS TRANSCEIVER
|
BUS TRANSCEIVER
|
| Moisture Sensitivity Level |
NOT APPLICABLE
|
|
| Number of Bits |
8
|
8
|
| Number of Functions |
1
|
1
|
| Number of Ports |
2
|
2
|
| Number of Terminals |
24
|
20
|
| Operating Temperature-Max |
70 °C
|
125 °C
|
| Operating Temperature-Min |
|
-55 °C
|
| Output Characteristics |
3-STATE
|
OPEN-COLLECTOR
|
| Output Polarity |
TRUE
|
TRUE
|
| Package Body Material |
PLASTIC/EPOXY
|
CERAMIC, METAL-SEALED COFIRED
|
| Package Code |
DIP
|
QCCN
|
| Package Shape |
RECTANGULAR
|
SQUARE
|
| Package Style |
IN-LINE
|
CHIP CARRIER
|
| Peak Reflow Temperature (Cel) |
NOT APPLICABLE
|
|
| Propagation Delay (tpd) |
9 ns
|
8.5 ns
|
| Qualification Status |
COMMERCIAL
|
|
| Seated Height-Max |
5.08 mm
|
2.03 mm
|
| Supply Voltage-Max (Vsup) |
5.5 V
|
5.5 V
|
| Supply Voltage-Min (Vsup) |
4.5 V
|
4.5 V
|
| Supply Voltage-Nom (Vsup) |
5 V
|
5 V
|
| Surface Mount |
NO
|
YES
|
| Technology |
TTL
|
TTL
|
| Temperature Grade |
COMMERCIAL
|
MILITARY
|
| Terminal Finish |
MATTE TIN
|
|
| Terminal Form |
THROUGH-HOLE
|
NO LEAD
|
| Terminal Pitch |
2.54 mm
|
1.27 mm
|
| Terminal Position |
DUAL
|
QUAD
|
| Time@Peak Reflow Temperature-Max (s) |
NOT APPLICABLE
|
|
| Width |
7.62 mm
|
8.89 mm
|
| Base Number Matches |
4
|
2
|
| Additional Feature |
|
WITH DIRECTION CONTROL
|
|
|
|
Compare DM74AS646NT with alternatives
Compare SN54AS644FK with alternatives