5M1270ZT144C5N Datasheet, PDF (18/30 Pages) Altera Corporation – DC and Switching Characteristics for MAX V Devices

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
ARClk
ARDin
DRShft
DRClk
DRDin
DRDout
OSC_ENA
Program
Erase
Busy
t_ASU ^tACLK
9 Address Bits t_AH
t_ADH
t_ADS
t_DSS
t_DCO
t_DCLK ^{16 Data Bits t}DSH
Figure 3–4. UFM Program Waveform
ARShft
ARClk
ARDin
DRShft
DRClk
DRDin
DRDout
OSC_ENA
Program
Erase
Busy
9 Address Bits
t_ASU
t_ACLK
t_ADS
t_AH
t_ADH
16 Data Bits
t_DSS
t_DCLK
t_DDS
t_DDH
t_DSH
t_OSCS
t_OSCH
t_PB
t_BP
t_PPMX
MAX V Device Handbook
May 2011 Altera Corporation