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BCM4354 데이터시트(PDF) 128 Page - Cypress Semiconductor |
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BCM4354 데이터시트(HTML) 128 Page - Cypress Semiconductor |
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128 / 192 page ![]() Recommended Operating Conditions and DC Characteristics BCM4354 Data Sheet BROADCOM CONFIDENTIAL Broadcom® October 15, 2014 • 4354-DS109-R Page 127 Recommended Operating Conditions and DC Characteristics Caution! Functional operation is not guaranteed outside of the limits shown in Table 32, and operation outside these limits for extended periods can adversely affect long-term reliability of the device. Table 32: Recommended Operating Conditions and DC Characteristics Parameter Symbol Value Unit Minimum Typical Maximum DC supply voltage for VBAT VBAT 3.0a – 5.25b V DC supply voltage for core VDD 1.14 1.2 1.26 V DC supply voltage for RF blocks in chip VDDRF 1.14 1.2 1.26 V DC supply voltage for TCXO input buffer WRF_TCXO_VD D 1.62 1.8 1.98 V DC supply voltage for digital I/O VDDIO, VDDIO_SD 1.62 – 3.63 V DC supply voltage for RF switch I/Os VDDIO_RF 3.13 3.3 3.46 V External TSSI input TSSI 0.15 – 0.95 V Internal POR threshold Vth_POR 0.4 – 0.7 V SDIO Interface I/O Pins For VDDIO_SD = 1.8V: Input high voltage VIH 1.27 – –V Input low voltage VIL – –0.58 V Output high voltage @ 2 mA VOH 1.40 – –V Output low voltage @ 2 mA VOL – –0.45 V For VDDIO_SD = 3.3V: Input high voltage VIH 0.625 × VDDIO – –V Input low voltage VIL – – 0.25 × VDDIO V Output high voltage @ 2 mA VOH 0.75 × VDDIO –– V Output low voltage @ 2 mA VOL – – 0.125 × VDDIO V Other Digital I/O Pins For VDDIO = 1.8V: Input high voltage VIH 0.65 × VDDIO – –V Input low voltage VIL – – 0.35 × VDDIO V Output high voltage @ 2 mA VOH VDDIO – 0.45 – –V |
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