933977630512 NXP Semiconductors, 933977630512 Datasheet - Page 19

• Manufacturer Part Number: 933977630512
• Manufacturer: NXP Semiconductors

Specifications of 933977630512

• Transmitter And Receiver Fifo Counter: No
• Operating Supply Voltage (typ): 5V
• Package Type: PLCC
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Mounting: Surface Mount
• Pin Count: 44
• Operating Temperature (min): 0C
• Operating Temperature (max): 70C
• Operating Temperature Classification: Commercial
• Supply Current: 10mA
• Number Of Channels: 2
• Lead Free Status / RoHS Status: Compliant

Philips Semiconductors
2004 Mar 03
Dual asynchronous receiver/transmitter (DUART)
NOTE: DACKN low requires two rising edges of X1 clock after CSN is low.
NOTE: DACKN low requires two rising edges of X1 clock after CSN is low.
DTACKN
X1/CLK
DTACKN
A1–A4
D0–D7
X1/CLK
A1–A4
D0–D7
RWN
CSN
RWN
CSN
RESET
t
DA
t
t
AS
AS
Figure 5. Bus Timing (Write Cycle)
Figure 4. Bus Timing (Read Cycle)
t
RWS
t
VALID
RWS
t
t
NOT
DD
CSC
t
t
DS
CSC
Figure 3. Reset Timing
t
AH
t
AH
t
DAL
t
DCW
t
t
RES
DCR
19
DATA VALID
t
CSD
t
CSD
t
DAT
t
DAT
SD00028
t
CSW
t
CSW
t
t
t
RWH
t
RWH
t
DAH
t
DF
DH
DAH
SD00147
SD00148
SCC68692
Product data