3–18
Chapter 3: DC and Switching Characteristics for MAX V Devices
Timing Model and Specifications
Figure 3–3 through Figure 3–5 show the read, program, and erase waveforms for
UFM block timing parameters listed in Table 3–24.
Figure 3–3. UFM Read Waveform
ARShft
tAH
9 Address Bits
tACLK
tASU
ARClk
ARDin
DRShft
DRClk
tADH
tADS
16 Data Bits
tDSH
tDCLK
tDSS
tDCO
DRDin
DRDout
OSC_ENA
Program
Erase
Busy
Figure 3–4. UFM Program Waveform
9 Address Bits
tACLK
ARShft
ARClk
tAH
tADH
tASU
ARDin
DRShft
DRClk
DRDin
DRDout
tADS
16 Data Bits
tDCLK
tDSH
tDSS
tDDH
tDDS
tOSCH
tOSCS
OSC_ENA
Program
tPB
Erase
tBP
Busy
tPPMX
MAX V Device Handbook
May 2011 Altera Corporation
ALTERA [ ALTERA CORPORATION ]
