User Manual Part 1

PARTS LIST
98 MM101271V1 R2A
SYMBOL PART NUMBER DESCRIPTION
- - - - OSCILLATORS - - - -
Y1 Crystal: 25MHz CLK ±50ppm, 40%/60% duty, 3.3V:
sim to Raltron CO4305-25.0000-TR
Y2 Crystal: 29.4912 MHz CLK ±100ppm, 40%/60%
duty, 3.3V: sim to Raltron CO4310-29.4912-TR.
Y3 Crystal: 32.786kHz CLK: sim to Raltron RSE-32.768-
12.5-H2.
Y4 Crystal: 11.0592 MHz CLK ±50ppm, 40%/60% duty,
3.3V: sim to Raltron CO4305-11.0592-TR..
Y5 Crystal: 32.786kHz CLK: sim to Raltron RSE-32.768-
12.5-H2.
A2-A1 CB101074V1 SitePro MODEM BOARD
- - - - CAPACITORS - - - -
C1
thru
C2
RJE 584 3208/1 Tantalum: 10µF
C3
thru
C27
RJC 464 3046/1 Ceramic: 0.1µF
- - - - CONNECTORS - - - -
J1
and
J2
I/O: QUICC, Edge 22x2: sim to Samtec
CLP-122-02-G-D-BE
J3 Diagnostic Connector: sim to Semtec FTSH-110-01-
L-DV.
- - - - RESISTORS - - - -
R1
thru
R8
REP 622 455/1 10k Ohms ±5%, 0.06W.
R9
Not Used.
R10 REP 622 455/1 10k Ohms ±5%, 0.06W.
R11
thru
R13
REP 622 454/1 1k Ohms ±5%, 0.06W.
R14 REP 622 453/27 270 Ohms ±5%, 0.06W.
R15
thru
R20
REP 622 455/1 10k Ohms ±5%, 0.06W.
- - - - INTEGRATED CIRCUITS - - - -
U1 Local Microprocessor (socketed): sim to Dallas
DS80C323QCD.
U2 SRAM 64 x 8k: sim to Integrated Circuit Devices
IDT71V124SA20PH.
U3 Dual Port RAM: sim to Integrated Circuit Devices
IDT70V05L55PF.