67
HCD-DX315
Pin No.
Pin Name
I/O
Description
225
SDPIF
—
SPDIF output (not used)
226
RFGND18
—
Ground terminal
227
RFVDD18
—
Power supply (RF+1.8V)
228
XTALO
O
Oscillator output signal (27MHz)
229
XTALI
I
Oscillator input signal (27MHz)
230
JITFO
O
RF jitter meter output
231
JITFN
I
Negative input of operation amplifier for RF jigger meter
232
PLLVSS
—
Ground terminal
233
IDAC
—
Not used
234
PLLVDD3
—
Power supply (RF+3.3V)
235
LPFON
O
Negative output of loop filter amplifier
236
LPFIP
I
Positive input of loop filter amplifier
237
LPFIN
I
Negative input of loop filter amplifier
238
LPFOP
O
Positive output of loop filter amplifier
239
VDD3
I
Power supply (RF+3.3V)
240
NC
I
Not used
241
VSS
—
Ground terminal
242
NC
—
Not used
243
NC
—
Not used
244
RFVDD3
—
Power supply (RF+3.3V)
245
RFRPDC
I
RFRP signal input
246
RFRPAC
I
RFRP signal input
247
HRFZC
I
High frequency RF ripple zero crossing
248
CRTPLP
O
Defect level filter capacitor connecting
249
RFGND
—
Ground terminal
250
NC
—
Not used
251
NC
—
Not used
252
OSP
O
RF offset cancellation capacitor connecting
253
OSN
I
RF offset cancellation capacitor connecting
254
RFGC
O
RF offset loop capacitor connecting for DVD-ROM
255
IREF
I
Current reference input (Pull down)
—
Power supply (RF+3.3V)
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299