78Q2123-DB TERIDIAN, 78Q2123-DB Datasheet - Page 6
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78Q2123-DB
Manufacturer Part Number
78Q2123-DB
Description
Development Tools & Eval/Demo Boards
Manufacturer
TERIDIAN
Datasheet
1.78Q2133-DB.pdf
(13 pages)
Specifications of 78Q2123-DB
Silicon Manufacturer
Teridian
Application Sub Type
MII
Kit Application Type
Interface
Silicon Core Number
78Q2123
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
© 2006 Teridian Semiconductor Corporation, Proprietary and Confidential
C9
10uF
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
VCC
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
VCC
C10
0.1uF
MII
RXCLK
C11
0.1uF
TXCLK
RXDV
RXER
MDIO
RXD3
RXD2
RXD1
RXD0
TXER
TXEN
TXD0
TXD1
TXD2
TXD3
MDC
VCC
CRS
VCC
COL
P1
C12
0.01uF
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
VCC
VCC
C13
0.01uF
R5
100
R7
100
R12
100
R13
100
R23
100
R6
100
R8
100
R11
100
R14
100
R25
100
VCC
10
11
12
13
14
15
16
MicroPHY Evaluation Board Schematic
9
R4
5.1K
VCCD
GNDD
RX_DV
RX_CLK
RX_ER
TX_ER
TX_CLK
TX_EN
U1
VCC
78Q2123
R27
10k
C8
0.1uF
C2
27pF
PB_GND
25.000MHz
VCC
TXON
INTR
TXOP
RXIN
XTLN
GND
RXIP
VCC
Q1
33
32
31
30
29
28
27
26
25
R3
5.1k
- 6 -
C3
27pF
VCC
SIP3
JP1
C14
10pF
Optional ESD
Noise
Suppression
C15
10pF
R26
5.1k
C16
10pF
VCC
C4
0.01uF
C17
10pF
R9
49.9
R21
49.9
C6
0.1UF
VCC
R10
49.9
R22
49.9
C7
0.1UF
G1
MTHOLE
J0011D21 (Pulse) with LEDs
TLA-6T704 (TDK) without LEDs
VCC
DEMO BOARD MANUAL
8
7
6
5
4
3
2
1
78Q21x3-DB MicroPHY
U2
J0011D21
G2
MTHOLE
R1
680
CHS_GND
MII Evaluation Board
NC
RD-
RX_CT
RD+
TX_CT
TD-
TD+
Optional
LED0
ACTIVITY
D1
LINK
D2
LED1
Optional
R2
680
Rev_2.2
VCC
TM
fg