LTC4400-2EMS8 Linear Technology, LTC4400-2EMS8 Datasheet - Page 5

• Manufacturer Part Number: LTC4400-2EMS8
• Description: IC RF PWR CNTRL 800MHZ-2GHZ8MSOP
• Manufacturer: Linear Technology

Specifications of LTC4400-2EMS8

• Rf Type: Cellular, GSM, GPRS, PCS, Wireless Modem, TDMA
• Frequency: 300MHz ~ 2GHz
• Features: Dual Output
• Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

BLOCK DIAGRA
GND
RF
33pF
1
2
NOTE: THE DIRECTIONAL COUPLER SHOWN IN THIS FIGURE MAY BE REPLACED
WITH A COUPLING CAPACITOR AND RESISTOR AS DESCRIBED IN APPLICATION
NOTE 91 “LOW COST COUPLING METHODS FOR RF POWER DETECTORS REPLACE
DIRECTIONAL COUPLERS”
68
60 A
VBG
250
28pF
W
V
REF
60 A
V
30k
30k
CC
(LTC4400-1)
6
COMPRESSION
150k
–
+
RF DET
GAIN
Li-Ion
DELAY
10 s
SHDN
4
22k
RF IN
TXENB
51k
RF PA
PCTL
+
–
3
AUTOZERO
80mV
270kHz
FILTER
38k
33.4k
V
REF
–
+
AZ
GM
+
–
+
–
LTC4400-1/LTC4400-2
50
CONTROL
6k
C
TXENB
C
30k
+
–
+
BUFFER
30k
100
CLAMP
12
LTC4400-1
4400-1 BD
sn4400 4400fas
5
V
PCA
5