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SL1935 数据表(PDF) 6 Page - Zarlink Semiconductor Inc |
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SL1935 数据表(HTML) 6 Page - Zarlink Semiconductor Inc |
6 / 23 page 6 SL1935 Table 5. Charge pump current Table 6. Baseband path select Table 4. Test modes Note: * Clocks need to be present on crystal and RF inputs to enable charge pump test modes and to toggle status byte bit FL. Table 7. Buffered crystal reference output select Table 8. Local oscillator select T2 0 0 0 0 1 1 1 1 T1 0 0 1 1 0 0 1 1 T0 0 1 0 1 0 1 0 1 Test mode description Normal operation Charge pump sink* (status byte FL set to logic '0') Charge pump source* (status byte FL set to logic '0') Charge pump disabled* (status byte FL set to logic '1') Normal operation and port P0 = Fpd/2 Charge pump sink* (status byte FL set to logic '0'. Port P0 = Fcomp) Charge pump source* (status byte FL set to logic '0'. Port P0 = Fcomp) Charge pump disabled* (status byte FL set to logic '1'. Port P0 = Fcomp) 0 0 1 1 0 1 0 1 min +-116 +-247 +-517 +-1087 Current in µA typ +-155 +-330 +-690 +-1450 max +-194 +-412 +-862 +-1812 C0 C1 0 1 Filter drive output OFIB OFIA Baseband amp input IFIB IFIA Filter drive output OFQB OFQA Baseband amp input IFQB IFQA BS I Channel Q Channel Path Selected RE 0 1 BUFREF output Disabled, high impedance Enabled VS 0 1 Local oscillator selected VCOV VCOS |
类似零件编号 - SL1935 |
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类似说明 - SL1935 |
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