ISL6422EVEZ Intersil, ISL6422EVEZ Datasheet - Page 8

• Manufacturer Part Number: ISL6422EVEZ
• Description: IC VREG DUAL LNB W/I2C 38EPTSSOP
• Manufacturer: Intersil

Specifications of ISL6422EVEZ

• Applications: Converter, Satellite Set-Top Box Designs
• Voltage - Input: 8 ~ 14 V
• Number Of Outputs: 2
• Voltage - Output: 13.3 ~ 18.3 V, 14.3 ~ 19.3 V
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 38-TSSOP Exposed Pad, 38-eTSSOP, 38-HTSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Tone Waveform
VOUT1/2
NOTES:
Typical Performance Curves
NOTE: With both channels in simultaneous operation at rated output.
\
MSEL1/2
10. The tone rise and fall times are not shown due to resolution of graphics. It is 10µs typ for 22kHz.
11. The EXTM1 and EXTM2 pins have input thresholds of V
EXTM1/2
9. The logic presented to the signal pins TXT1 and TXT2 changes the decoder threshold during tone Transmit and Receive. TTH1 and TTH2 allow
ENT1/2
FIGURE 2. OUTPUT CURRENT DERATING 38 LD HTSSOP:
threshold control through the I
I
PIN
PIN
I
2
2
C
C
0.82
0.81
0.80
0.79
0.78
0
Internal Tone
t
I
OUT
r
= 10µs typ
22kHz
_max vs T
20
A
22kHz
8
2
C provided that TXT1 and TXT2 = 0.
T
40
A
(°C)
Internal Tone
t
r
60
= 10µs typ
22kHz
FIGURE 1. TONE WAVEFORM
IL(max)
80
Returns to nominal V
after the last EXTM rising edge
t >55µs
ISL6422
22kHz
= 0.8V and V
IH(min)
FIGURE 3. OUTPUT CURRENT DERATING 40 LD 6x6 QFN:
0.81
0.76
0.71
0.66
OUT
= 1.7V
22kHz
0
~1 period
I
OUT
t
r
Internal Tone
_max vs T
= 10µs typ
22kHz
20
A
T
40
A
(°C)
60
August 10, 2007
FN9190.2
80