205
LAN8720A (NETWORK/DSP : U0706)
Small Footprint RMII 10/100 Ethernet Transceiver with HP Auto-MDIX Support
Datasheet
SMSC LAN8720A/LAN8720Ai
9
Revision 1.3 (04-20-11)
DATASHEET
Chapter 2 Pin Description and Configuration
Note:
When a lower case “n” is used at the beginning of the signal name, it indicates that the signal
is active low. For example, nRST indica
tes that the reset signal is active low.
Note:
The buffer type for each signal is indicated in
the BUFFER TYPE column. A description of the
buffer types is provided in
Section 2.2
.
Figure 2.1 24-QFN Pin Assignments (TOP VIEW)
VSS
NOTE: Exposed pad (VSS) on bottom of package must be connected to ground
SMSC
LAN8720A/LAN8720Ai
24 PIN QFN
(TOP VIEW)
MDIO
1
2
3
4
5
6
7
8
9
10
11
12
18
17
16
15
14
13
24
23
22
21
20
19
VDD
CR
XTAL1/
CL
KI
N
XT
AL2
LED1/
REGOFF
LED2/
nINTSEL
VDD2A
TXD1
TXD0
TXEN
nRST
nI
NT
/RE
FCLKO
MDC
VDD1A
TXN
TXP
RXN
RXP
RBIAS
CRS_DV/MODE2
RXER/PHYAD0
VDDIO
RXD0/MODE0
RXD1/MODE1
Содержание AVR-4520
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Страница 102: ...102 Personal notes...
Страница 124: ...124 LEVEL DIAGRAM FRONT ch I V I V GAIN ADJ ANALOG ATT SPEAKER OUT REC OUT LEVEL DIAGRAM...
Страница 125: ...125 LEVEL DIAGRAM CENTER ch I V I V GAIN ADJ SPEAKER OUT...
Страница 126: ...126 LEVEL DIAGRAM SUBWOOFER ch I V I V 10dBFS DD IN Config1 GAIN ADJ SPEAKER OUT...
Страница 127: ...127 LEVEL DIAGRAM SURROUND ch I V I V GAIN ADJ SPEAKER OUT...
Страница 128: ...128 LEVEL DIAGRAM SURR BACK ch I V I V GAIN ADJ SPEAKER OUT...
Страница 129: ...129 LEVEL DIAGRAM FRONT HEIDHT ch I V I V GAIN ADJ SPEAKER OUT...
Страница 130: ...130 LEVEL DIAGRAM FRONT WIDE ch I V I V GAIN ADJ SPEAKER OUT...
Страница 131: ...131 LEVEL DIAGRAM ZONE2 3...
Страница 183: ...183 Personal notes Personal notes...
Страница 195: ...195 R5F3650NNFB DIGITAL U2101...
Страница 209: ...209 MX29LV160DBTI 70G NETWORK DSP U0103 U0203 U0303 MX29LV160DBTI 70G Block Diagram...
Страница 213: ...213 AK5358BET DIGITAL U0141 AK5358BET Pin Function...
Страница 218: ...218 ADV7850KBCZ 5 DIGITAL U1102 ADV7850...
Страница 236: ...236 2 FL DISPLAY FLD 17 BT 40GINK SPK SMPS Z6801 PIN CONNECTION GRID ASSIGNMENT Y2 q...
Страница 237: ...237 ANODE CONNECTION...