LMX2370TM National Semiconductor, LMX2370TM Datasheet - Page 2

• Manufacturer Part Number: LMX2370TM
• Description: IC FREQ SYNTH DL 2.5GHZ 20TSSOP
• Manufacturer: National Semiconductor
• Series: PLLatinum™r
• Type: PLL Frequency Synthesizerr

Specifications of LMX2370TM

• Pll: Yes with Bypass
• Input: CMOS, TTL
• Output: CMOS
• Number Of Circuits: 1
• Ratio - Input:output: 3:1
• Differential - Input:output: Yes/No
• Frequency - Max: 2.5GHz, 1.2GHz
• Divider/multiplier: Yes/No
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP
• Frequency-max: 2.5GHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: *LMX2370TM

www.national.com
24-Pin
Connection Diagrams
Pin Descriptions
TCSP
CSP/
24
2
3
4
5
TSSOP Order Number: LMX2370TM, LMX2370TMX
Pin No.
TSSOP
20-Pin
See NS Package Number MTC20
1
2
3
4
5
TSSOP 20-Pin Package
Name
CP
V
GND
Vp1
Pin
f
CC
IN
Top View
o
1
1
1
I/O
—
—
—
O
I
Power supply voltage input for RF analog and RF
digital circuits. Input may range from 2.7V to 5.5V.
V
be placed as close as possible to this pin and be
connected directly to the ground plane.
Power supply for Main charge pump. Must be ≥
V
Internal Main charge pump output. For connection
to a loop filter for driving the input of an external
VCO.
Ground for Main digital circuitry.
Main prescaler input. Small signal input from the
VCO.
10102602
CC
CC
1 must equal V
.
Description
CC
2
2. Bypass capacitors should
TCSP Order Number: LMX2370SLDX
CSP Order Number: LMX2370SLBX
See NS Package Number SLB24A
See NS Package Number SLD24A
CSP/ TCSP 24-Pin Package
Top View
10102603