Datasheet

AISG Integrated Transceiver
MAX9947
8 ______________________________________________________________________________________
Typical Operating Characteristics (continued)
(V
CC
= 5V, V
L
= 3.3V, TXOUT connected with 50I to RXIN, RXIN connected to 50I in series with 220nF to GND, R1 = 10kI between
BIAS and RES, R2 = ∞, pullup SYNCOUT with 1kI to V
L
, T
A
= T
MIN
to T
MAX
, unless otherwise specified.)
RECEIVER OUTPUT TO DIR
AT 115.2kbps
MAX9947 toc23
RXOUT
2V/div
DIR
2V/div
40µs/div
V
DIRMD1
= 0V, V
DIRMD2
= V
L
DIR TO RECEIVER OUTPUT
MAX9947 toc24
RXOUT
2V/div
DIR
2V/div
100ns/div
RECEIVER OUTPUT DUTY CYCLE
vs. RECEIVER INPUT (9.6kbps)
MAX9947 toc25
RECEIVER INPUT (dBm)
RECEIVER OUTPUT DUTY CYCLE (%)
2-1-4-7
44
48
52
56
60
40
-10 5
RECEIVER OUTPUT DUTY CYCLE
vs. RECEIVER INPUT (115.2kbps)
MAX9947 toc26
RECEIVER INPUT (dBm)
RECEIVER OUTPUT DUTY CYCLE (%)
20-2-4-6-8
10
20
30
40
50
60
0
-10 4
RECEIVER OUTPUT DUTY CYCLE
(9.6kbps)
MAX9947 toc27
RXOUT
1V/div
RXIN
500mV/div
100µs/div
RXIN = 3dBm