HDMP-1512 查看數據表（PDF） - HP => Agilent Technologies
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HDMP-1512 Datasheet PDF : 26 Pages
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HDMP-1512 (Tx), Signal Definitions (cont’d.)
Symbol
VCC_LZAC
VCC_LZBG
VCC_TTL
NC
Signal Name
Laser Power Supply
Pin [17]
Laser Power Supply
Pins [15]
TTL Power Supply
Pins [41,42,63,64]
Pin [38]
I/O Logic Type
Description
S
Power supply for all high speed laser driver circuitry.
Normally +5.0 volts.
S
Power supply for low speed laser driver circuitry.
Normally +5.0 volts.
S
Power supply for all TTL buffer I/O cells. Normally
+5.0 volts.
No connection.
GND_TTL
GND_TTL
RBC[1]
VCC_LOG
RBC[0]
GND_LOG
SPDSEL
VCC_LOG
L_UNUSE
GND_LOG
COM_DET
PPSEL
VCC_A
VCC_A
CAP0A
CAP0B
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
65
40
66
39
67
38
68
37
69
36
70
35
71
HDMP-1514
34
72
33
73
32
74
TOP VIEW
31
75
30
76
29
77
28
78
27
79
26
80
25
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
GND_TTL
GND_TTL
EN_CDET
VCC_LOG
-LCK_REF
GND_LOG
EWRAP
VCC_LOG
-EQEN
GND_LOG
NC
LOLB
LOLA
POR
GND_HS
GND_HS
Figure 12. HDMP-1514 (Rx) Package Layout.
671
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