m36p0r8070e0 STMicroelectronics, m36p0r8070e0 Datasheet - Page 12

• Manufacturer Part Number: m36p0r8070e0
• Description: 256 Mbit X16, Multiple Bank, Multilevel, Burst Flash Memory 128 Mbit Burst Psram, 1.8 V Supply, Multichip Package
• Manufacturer: STMicroelectronics

Signal descriptions
2.18
2.19
2.20
2.21
2.22
Note:
12/22
V
V
power supply for all Flash memory operations (read, program and erase).
V
The V
V
V
outputs to be powered independently of the Flash memory and PSRAM core power
supplies, V
V
V
are selected by the voltage range applied to the pin.
If V
case a voltage lower than V
V
erase; a change in its value after the operation has started does not have any effect and
program or erase operations continue.
If V
stable until the program/erase algorithm is completed.
V
V
(core and I/O Buffers) and PSRAM chips. It must be connected to the system ground.
Each Flash memory device in a system should have its supply voltage (V
program supply voltage V
(high-frequency, inherently-low inductance capacitors should be as close as possible to the
package). See
sufficient to carry the required V
DDF
DDQ
PPF
PPF
SS
DDF
CCP
DDQ
PPF
SS
PPF
PPF
is the common ground reference for all voltage measurements in the Flash memory
is both a control input and a power supply pin for the Flash memory. The two functions
> V
provides the power supply to the internal core of the Flash memory. It is the main
CCP
provides the power supply for the Flash memory and PSRAM I/O pins. This allows all
ground
is kept in a low voltage range (0V to V
is in the range of V
program supply voltage
supply voltage
supply voltage
supply voltage
PP1
supply voltage is the core supply voltage.
DDF
enables these functions. V
Figure 5: AC measurement load
and V
CCP
.
PPF
PPH
PPLK
decoupled with a 0.1 µF ceramic capacitor close to the pin
it acts as a power supply pin. In this condition V
PPF
gives absolute protection against program or erase, while
program and erase currents.
PPF
is only sampled at the beginning of a program or
DDQ
circuit. The PCB track widths should be
) V
PPF
is seen as a control input. In this
DDF
M36P0R8070E0
) and the
PPF
must be