SC28L202A1DGG/G,11 NXP Semiconductors, SC28L202A1DGG/G,11 Datasheet - Page 71
![IC UART DUAL W/FIFO 56-TSSOP](/photos/6/90/69069/56-tssop_sml.jpg)
SC28L202A1DGG/G,11
Manufacturer Part Number
SC28L202A1DGG/G,11
Description
IC UART DUAL W/FIFO 56-TSSOP
Manufacturer
NXP Semiconductors
Series
IMPACTr
Datasheet
1.SC28L202A1DGG118.pdf
(77 pages)
Specifications of SC28L202A1DGG/G,11
Features
False-start Bit Detection
Number Of Channels
2, DUART
Fifo's
256 Byte
Voltage - Supply
3.3V, 5V
With Parallel Port
Yes
With Auto Flow Control
Yes
With False Start Bit Detection
Yes
With Modem Control
Yes
With Cmos
Yes
Mounting Type
Surface Mount
Package / Case
56-TFSOP (0.240", 6.10mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
935279792118
SC28L202A1DGG/G-T
SC28L202A1DGG/G-T
SC28L202A1DGG/G-T
SC28L202A1DGG/G-T
Philips Semiconductors
2005 Nov 01
Dual UART
NOTES:
1.
2.
INTRN or OP3-OP7 when used as interrupt outputs.
The test for open-drain outputs is intended to guarantee switching of the output transistor. Measurement of this response is referenced from the midpoint of the switching
signal, V
test environment are pronounced and can greatly affect the resultant measurement.
C1 = C2
C1 and C2 should be chosen according to the crystal manufacturer’s specification.
C1 and C2 values will include any parasitic capacitance of the wiring and X1 X2 pins.
Package capacitance approximately 4 pF.
X1/SCLK
CTCLK
M
RxC
TxC
, to a point 0.2 V above V
24 pF FOR C
L
= 13.5 pF. For the oscillator feedback loop the capacitors C1 and C2 are in series.
PARASITIC CAPACITANCE
PARASITIC CAPACITANCE
OL
INTERRUPT
INTERRUPT
t
t
t
t
. This point represents noise margin that assures true switching has occurred. Beyond this level, the effects of external circuitry and
CLK
CTC
Rx
Tx
OUTPUT
OUTPUT
3 pF
3 pF
C2
C1
WRN
RDN
1
1
Figure 11. Interrupt Timing (80xxx mode)
14.7456 MHz
Figure 12. Clock Timing
t
t
t
t
CLK
CTC
Rx
Tx
X1
X2
V
M
65
4pF
2pF
t
IR
SC28L202
V
*NOTE: X2 MUST BE LEFT OPEN.
CLK
TYP.
160 k
M
NOTE:
RESISTOR REQUIRED
FOR TTL INPUT.
t
IR
V
OL
V
+0.2 V
OL
+0.2 V
V
OL
V
CC
V
OL
470
TO UART
CIRCUIT
SC28L202
X2*
X1/Sclk
SD00736
Product data sheet
SD00735