Owner manual
9
AT76C551
1612D–08/01
140 PC_D2 B 9 TC_CLK O 107 U_RI_ I
139 PC_D3 B 8 TC_DATA O 104 U_RTS_ O
138 PC_D4 B 7 TC_ENABL O 111 USART_RX I
137 PC_D5 B 16 TC_I_CP_SW O 106 USART_TX O
136 PC_D6 B 19 TC_LD I 41 VC_IN LOG 1
135 PC_D7 B 13 TC_PUPLL O 43 VC_OUT LOG O
169 PC_RESET I 17 TC_PUREG O 1 VCC Digital Supply
170 PLL_TEST_PIN I 14 TC_PURXTX O 10 VCC Digital Supply
39 RSSI I 15 TC_PUVCO O 22 VCC Digital Supply
26 RXF_CLK O 18 TC_RXON O 113 VCC Digital Supply
36 RXF_D0 I 11 TC_TXON O 125 VCC Digital Supply
35 RXF_D1 I 159 TCK I 51 VCC Digital Supply
34 RXF_D2 I 160 TDI I 69 VCC Digital Supply
32 RXF_D3 I 162 TDO I 144 VCC Digital Supply
31 RXF_D4 I 167 TEST_CTRL I 82 VCC Digital Supply
30 RXF_D5 I 161 TMS I 96 VCC Digital Supply
29 RXF_D6 I 168 TST_ECK I 157 VCC Digital Supply
28 RXF_D7 I 12 TXPIN O 166 VCC Digital Supply
27 RXF_OE_ O 112 U_CD_ I 37 VDDAC
25 RXF_PD O 108 U_CTS_ I 164 XTAL1 I
24 RXMODE I 110 U_DSR_ I 165 XTAL2 I
23 RXPIN I 105 U_DTR_ O
Pin Summary – Pin Assignment in Alphabetical Order (Continued)
Pin # Pin Name Type Pin # Pin Name Type Pin # Pin Name Type










