Atmel /ATSAMA5D35 /MPDDRC /IO_CALIBR

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Interpret as IO_CALIBR

31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0RDIV0TZQIO0CALCODEP 0CALCODEN

Description

MPDDRC IO Calibration

Fields

RDIV

Resistor Divider, output driver impedance

1 (RZQ_34): LPDDR2 RZQ = 34,3 Ohm, DDR2/LPDDR1: Not applicable

2 (RZQ_40_RZQ_33_3): LPDDR2:RZQ = 40 Ohm, DDR2/LPDDR1: RZQ = 33,3 Ohm

3 (RZQ_48_RZQ_40): LPDDR2:RZQ =48 Ohm, DDR2/LPDDR1: RZQ =40 Ohm

4 (RZQ_60_RZQ_50): LPDDR2:RZQ =60 Ohm, DDR2/LPDDR1: RZQ =50 Ohm

6 (RZQ_80_RZQ_66_7): LPDDR2: RZQ = 80 Ohm, DDR2/LPDDR1: RZQ = 66,7 Ohm

7 (RZQ_120_RZQ_100): LPDDR2:RZQ = 120 Ohm, DDR2/LPDDR1: RZQ = 100 Ohm

TZQIO

IO Calibration

CALCODEP

Number of Transistor P

CALCODEN

Number of Transistor N

Links

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