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MC1321X 数据表(PDF) 11 Page - Freescale Semiconductor, Inc |
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MC1321X 数据表(HTML) 11 Page - Freescale Semiconductor, Inc |
11 / 70 page MC13211/212/213 Technical Data, Rev. 1.8 Freescale Semiconductor 11 38 PAO_P RF Output Modem power amplifier RF output positive Open drain. Connect to VDDA through a bias network when used with external balun. Not used when internal T/R switch is used. 39 PAO_M RF Output Modem power amplifier RF output negative Open drain. Connect to VDDA through a bias network when used with external balun. Not used when internal T/R switch is used. 40 SM Input Test Mode pin Must be grounded for normal operation 41 GPIO41 Digital Input/ Output General Purpose Input/Output 4. See Footnote 1 42 GPIO31 Digital Input/Output Modem General Purpose Input/Output 3 See Footnote 1 43 GPIO2 Test Point MCU Port E Bit 6 / Modem General Purpose Input/Output 2 Internally connected pins. When gpio_alt_en, Register 9, Bit 7 = 1, GPIO2 functions as a “CRC Valid” indicator. 44 GPIO1 Test Point MCU Port E Bit 7 / Modem General Purpose Input/Output 1 Internally connected pins. When gpio_alt_en, Register 9, Bit 7 = 1, GPIO1 functions as an “Out of Idle” indicator. 45 VDD Power Input MCU main power supply Decouple to ground. 46 ATTN2 Digital Input Active Low Attention. Transitions IC from either Hibernate or Doze Modes to Idle. See Footnote 2 47 PTD2/TPM1CH2 Digital Input/Output MCU Port D Bit 2 / TPM1 Channel 2 48 PTD4/TPM2CH1 Digital Input/Output MCU Port D Bit 4 / TPM2 Channel 1 49 PTD5/TPM2CH2 Digital Input/Output MCU Port D Bit 5 / TPM2 Channel 2 50 PTD6/TPM2CH3 Digital Input/Output MCU Port D Bit 6 / TPM2 Channel 3 51 PTD7/TPM2CH4 Digital Input/Output MCU Port D Bit 7 / TPM2 Channel 4 52 PTB0/AD1P0 Input/Output MCU Port B Bit 0 / ATD analogChannel 0 53 PTB1/AD1P1 Input/Output MCU Port B Bit 1 / ATD analog Channel 1 54 PTB2/AD1P2 Input/Output MCU Port B Bit 2 / ATD analog Channel 2 55 PTB3/AD1P3 Input/Output MCU Port B Bit 3 / ATD analog Channel 3 56 PTB4/AD1P4 Input/Output MCU Port B Bit 4 / ATD analog Channel 4 Table 2. Pin Function Description (continued) Pin # Pin Name Type Description Functionality |
类似零件编号 - MC1321X |
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类似说明 - MC1321X |
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