U2784B Datasheet, PDF (2/11 Pages) TEMIC Semiconductors – 2200 MHz / 200 MHz Twin PLL

U2784B
Ordering Information
Extended Type Number
U2784B-BFS
U2784B-BFSG3
Package
SSO20
SSO20
Remarks
Rail, MOQ 830 pcs
Tape and reel, MOQ 4000 pcs
Pin Description
5I/Port 0 1
V_S digital 2
CP 1 3
V_S analog 4
RFi 1 ⁵
GND_D 6
OSC_i ⁷
OSC_o ⁸
HPD1/Port 1 9
Lock/Port 2 10
20 Port 3
19 Iset
18 CP 2
17 V_Scp
16 RFi 2
15 GND_A
14 ^{HPD2/Port 4}
13 Enable
12 Data
11 Clock
95 9622
Absolute Maximum Ratings
Parameters
Supply voltage
Pins 2, 4 and 17
Input voltage
Pins 1, 3, 5, 8, 9, 10, 11, 12,
13, 14, 15, 16, 18 and 20
Junction temperature
Storage temperature range
Operating Range
Parameters
Supply voltage
Pins 2, 4 and 17
Ambient temperature range
Pin Symbol
Function
1 5I/Port 0 5I – Control input / o.c.output
2 V_S digital Power supply digital section
3
CP 1 Charge pump output of
synthesizer 1
4 V_S analog Power supply analog section
5
RFi 1 RF divider input synthesizer
6
GND_D Ground for digital section
7
OSC_i Reference oscillator input
8
OSC_o Reference oscillator output
9 HPD 1/ Hardware power down input of
Port 1 synthesizer 1 / o.c.output
10 Lock/ Lock output / o.c.output /
Port 2 testmode output
11 Clock 3-wire-bus: serial clock input
12
Data 3-wire-bus: serial data input
13 Enable 3-wire-bus: serial enable input
14 HPD 2/ Hardware power down input of
Port 4 synthesizer 2 / o.c.output
15 GND_A Ground for analog section
16
RFi 2 RF divider input synthesizer 2
17
V_Scp Charge pump supply voltage
18
CP 2 Charge pump output of
synthesizer 2
19
Iset Reference pin for charge pump
currents
20 Port 3 o.c.output
Symbol
Value
Unit
V_S, V_Scp
6
V
V_i
0 to V_S
V
T_j
125
°C
T_stg
– 40 to + 125
°C
Symbol
Value
Unit
V_S, V_Scp
2.7 to 5.5
V
T_amb
– 40 to + 85
°C
2 (11)
TELEFUNKEN Semiconductors
Rev. A2, 29-Jul-96