SC28C94A1N,112 NXP Semiconductors, SC28C94A1N,112 Datasheet - Page 28

• Manufacturer Part Number: SC28C94A1N,112
• Description: IC UART QUAD W/FIFO 48-DIP
• Manufacturer: NXP Semiconductors

Specifications of SC28C94A1N,112

• Features: False-start Bit Detection
• Number Of Channels: 4, QUART
• Fifo's: 8 Byte
• Voltage - Supply: 5V
• With Auto Flow Control: Yes
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• With Cmos: Yes
• Mounting Type: Through Hole
• Package / Case: 48-DIP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 568-1115-5; 935262535112; SC28C94A1N

Philips Semiconductors
AC ELECTRICAL CHARACTERISTICS
V
NOTE:
1. Consecutive write operations to the upper four bits of the Command Register (CR) require at least three X1/CLK edges; four X1/CLK edges
2006 Aug 09
NO
NO.
CC
1
2
3
4
5
Quad universal asynchronous receiver/transmitter (QUART)
in the ‘X1/CLK divide by 2 edges’ according to register 2Eh or 2Fh setting.
NOTE: Rise time of IRQN is dependent on external circuit.
= 5 V
DACKN
FIGURE
FIGURE
IACKN
D[7:0]
IRQN
EVAL/HOLD
6
6
6
6
6
10 %, T
OSC/N
IACKN
CIR
D[7:0] Valid after IACKN Low
DACKN Low after IACKN Low
D[7:0] floating after IACKN High
DACKN High after IACKN High
IACKN High after IACKN Low
A
= –40 C to +85 C, unless otherwise specified.
CHARACTERISTIC
CHARACTERISTIC
1
Figure 6. Interrupt Knowledge (IACKN) Timing
Figure 7. Interrupt Bid Arbitration Timing
2
VALUE FOR THIS INTERRUPT
28
5
X1 edges
0 + 2
Min
30
0
0
1
LIMITS
Typ
3
4
X1 edges
30 + 3
Max
65
15
15
SD00166
SC28C94
1
Product data sheet
SD00165
UNIT
UNIT
ns
ns
ns
ns
ns