NB4L339MNR4G ON Semiconductor, NB4L339MNR4G Datasheet - Page 2

• Manufacturer Part Number: NB4L339MNR4G
• Description: IC CLOCK IN-DIFF LVPECL 32-QFN
• Manufacturer: ON Semiconductor
• Type: Fanout Buffer (Distribution), Divider, Multiplexerr

Specifications of NB4L339MNR4G

• Number Of Circuits: 1
• Ratio - Input:output: 2:4
• Differential - Input:output: Yes/Yes
• Input: CML, LVDS, LVPECL
• Output: LVPECL
• Frequency - Max: 700MHz
• Voltage - Supply: 2.375 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-TFQFN Exposed Pad
• Frequency-max: 700MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: NB4L339MNR4G; NB4L339MNR4GOSTR

EXAMPLE: fin = 622.08 MHz
Table 1. Input Select Function Table
Table 3. Clock Enable/Disable Function Table
* Pin will default LOW when left OPEN.
CLKSEL
DIVSEL
CLKA
CLKA
CLKB
CLKB
CLKSEL*
VTB
VTA
MR
EN
0
1
50−W
50−W
50−W
50−W
Low to High Transition
High to Low Transition
X (Don’t Care)
CLK Input
CLK Input Selected
CLKA
CLKA
CLKB
CLKB
CLKA
CLKB
VTB
VTA
V
V
EE
EE
Figure 3. Pinout QFN−32 (Top View)
Figure 2. Detailed Logic Diagram
1
2
3
4
5
6
7
8
32 31
9
10
X (Don’t Care)
** Pin will default HIGH when left OPEN.
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30 29 28 27 26 25
11 12 13 14 15 16
EN
EN*
0
1
Exposed Pad (EP)
NB4L339
2
Table 2. Divider Select Function Table
MR**
H
H
L
DIVSEL*
24
23
22
21
20
19
18
17
÷1 / ÷2
÷2
÷4
÷8
A
R
B
R
C
R
D
R
0
1
QB0
QB0
QB1
QB1
QC0
QC0
QC1
QC1
Hold Q − Outputs Inactive
A
B
C
D
Divide − Outputs Active
Function
Reset Q
QA0
QA0
QA1
QA1
QB0
QB0
QB1
QB1
QC0
QC0
QC1
QC1
QD0
QD0
QD1
QD1
Divide by 1
Divide by 2
QA Divide
foutA = 622.08 MHz
foutC = 155.52 MHz
foutB = 311.04 MHz
foutD = 77.76 MHz
or 311.04 MHz