STC3500 Datasheet, PDF (31/48 Pages) Connor-Winfield Corporation – INTEGRATED - STRATUM 3 TIMING SOURCE

Application Notes continued
Power Input, Filtering and Peripheral Connections
Figure 9
ferrite bead
TDK ACZ1005Y-301
3.3V
.01uF ceramic
3.3V digital
power
inputs
Vdd3.3 (8)
STC3500
M_Clk
.1uF ceramic
OCXO/
TCXO
+
22uF
.01uF ceramic
2.5V
Reg.
2.5V digital
power
Jumper with
inputs
ferrite bead
Vdd2.5 (8)
.22uF
Digital ground
Analog ground
(x) Number of pins
5 ohm,1/4W
2.5V analog
power
inputs
“0” = PECL
“1” = TTL
AVdd2.5 (2)
VC_Sel
Config. Data from: ^{“0” = Bus}
“1” = EEPROM
Dmode
GND (14)
PECL ^Clock
Buffer Out
.1uF ceramic
VC_TTL
or
VCXO
VC_PPECL 1 or 2
& VC_NPECL
+_2.2uF
3.9K ohm
+
22uF
330 ohm
+_10uF
DACclk
DACdin
DACld
DAC
E²scl
E²sda
E²wp
AGND (2)
EEPROM
(optional)
Preliminary Data Sheet: TM060 Page 31 of 48 Rev: P06 Date: 11/22/04
© Copyright 2001 The Connor-Winfield Corp. All Rights Reserved Specifications subject to change without notice